@prefix : <http://purl.dataone.org/odo/ARCRC> .
@prefix dc: <http://purl.org/dc/elements/1.1/> .
@prefix obo: <http://purl.obolibrary.org/obo/> .
@prefix odo: <http://purl.dataone.org/odo/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix sdo: <http://schema.org/> .
@prefix xml: <http://www.w3.org/XML/1998/namespace> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix doap: <http://usefulinc.com/ns/doap#> .
@prefix envo: <http://purl.obolibrary.org/obo/envo#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix terms: <http://purl.org/dc/terms/> .
@prefix oboInOwl: <http://www.geneontology.org/formats/oboInOwl#> .
@base <http://purl.dataone.org/odo/ARCRC> .

<http://purl.dataone.org/odo/ARCRC> rdf:type owl:Ontology ;
                                     owl:versionIRI <http://purl.dataone.org/odo/ARCRC.owl/0.12.0> ;
                                     owl:imports odo:ECSO8.owl ,
                                                 <http://www.opengis.net/ont/geosparql> ;
                                     dc:date "2024-12-05T11:02:10-07:00"^^xsd:dateTimeStamp ;
                                     terms:creator [ sdo:affiliation [ sdo:identifier <https://ror.org/0146z4r19> ;
                                                                       sdo:name "National Center for Ecological Analysis and Synthesis" ;
                                                                       sdo:url "https://www.nceas.ucsb.edu/"^^xsd:anyURI
                                                                     ] ;
                                                     sdo:identifier <http://orcid.org/0009-0007-8384-5074> ;
                                                     sdo:name "Justin A. Kadi"
                                                   ] ,
                                                   [ sdo:affiliation [ sdo:identifier <https://ror.org/0146z4r19> ;
                                                                       sdo:name "National Center for Ecological Analysis and Synthesis" ;
                                                                       sdo:url "https://www.nceas.ucsb.edu/"^^xsd:anyURI
                                                                     ] ;
                                                     sdo:identifier <http://orcid.org/0000-0003-0077-4738> ;
                                                     sdo:name "Matthew B. Jones"
                                                   ] ,
                                                   [ sdo:affiliation [ sdo:identifier <https://ror.org/0146z4r19> ;
                                                                       sdo:name "National Center for Ecological Analysis and Synthesis" ;
                                                                       sdo:url "https://www.nceas.ucsb.edu/"^^xsd:anyURI
                                                                     ] ;
                                                     sdo:identifier <http://orcid.org/0000-0003-0632-7576> ;
                                                     sdo:name "Mark Schildhauer"
                                                   ] ,
                                                   [ sdo:affiliation [ sdo:identifier <https://ror.org/0146z4r19> ;
                                                                       sdo:name "National Center for Ecological Analysis and Synthesis" ;
                                                                       sdo:url "https://www.nceas.ucsb.edu/"^^xsd:anyURI
                                                                     ] ;
                                                     sdo:identifier <http://orcid.org/0000-0002-0381-3766> ;
                                                     sdo:name "Bryce Mecum"
                                                   ] ;
                                     terms:description "Ontology to support NOAA Arctic Report Card essays and their corresponding datasets organized in the Arctic Data Center's data portal (https://arcticdata.io/catalog/portals/reportcard)" ;
                                     terms:license <https://creativecommons.org/licenses/by/4.0/> ;
                                     terms:title "Arctic Report Card Ontology"@en ;
                                     doap:GitRepository "https://github.com/DataONEorg/sem-prov-ontologies" ;
                                     doap:bug-database "https://github.com/DataONEorg/sem-prov-ontologies/issues" ;
                                     owl:versionInfo "0.12.0" .

#################################################################
#    Annotation properties
#################################################################

###  http://purl.dataone.org/odo/IAO_0000119
odo:IAO_0000119 rdf:type owl:AnnotationProperty .


###  http://purl.obolibrary.org/obo/IAO_0000115
obo:IAO_0000115 rdf:type owl:AnnotationProperty ;
                dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                dc:date "2020-11-04T19:46:54Z"^^xsd:dateTime ;
                rdfs:label "definition"@en .


###  http://purl.obolibrary.org/obo/IAO_0000119
obo:IAO_0000119 rdf:type owl:AnnotationProperty ;
                dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                dc:date "2020-11-04T19:47:37Z"^^xsd:dateTime ;
                rdfs:label "definition source"@en .


###  http://purl.org/dc/elements/1.1/creator
dc:creator rdf:type owl:AnnotationProperty .


###  http://purl.org/dc/elements/1.1/date
dc:date rdf:type owl:AnnotationProperty .


###  http://purl.org/dc/elements/1.1/description
dc:description rdf:type owl:AnnotationProperty .


###  http://purl.org/dc/terms/creator
terms:creator rdf:type owl:AnnotationProperty .


###  http://purl.org/dc/terms/description
terms:description rdf:type owl:AnnotationProperty .


###  http://purl.org/dc/terms/license
terms:license rdf:type owl:AnnotationProperty .


###  http://purl.org/dc/terms/title
terms:title rdf:type owl:AnnotationProperty .


###  http://schema.org/affiliation
sdo:affiliation rdf:type owl:AnnotationProperty .


###  http://schema.org/identifier
sdo:identifier rdf:type owl:AnnotationProperty .


###  http://schema.org/name
sdo:name rdf:type owl:AnnotationProperty .


###  http://schema.org/url
sdo:url rdf:type owl:AnnotationProperty .


###  http://usefulinc.com/ns/doap#GitRepository
doap:GitRepository rdf:type owl:AnnotationProperty .


###  http://usefulinc.com/ns/doap#bug-database
doap:bug-database rdf:type owl:AnnotationProperty .


###  http://www.geneontology.org/formats/oboInOwl#id
oboInOwl:id rdf:type owl:AnnotationProperty .


###  http://www.w3.org/2000/01/rdf-schema#comment
rdfs:comment rdf:type owl:AnnotationProperty .


###  http://www.w3.org/2002/07/owl#equivalentClass
owl:equivalentClass rdf:type owl:AnnotationProperty .


###  http://www.w3.org/2002/07/owl#sameAs
owl:sameAs rdf:type owl:AnnotationProperty .


###  http://www.w3.org/2004/02/skos/core#altLabel
skos:altLabel rdf:type owl:AnnotationProperty .


###  http://www.w3.org/2004/02/skos/core#broadMatch
skos:broadMatch rdf:type owl:AnnotationProperty .


###  http://www.w3.org/2004/02/skos/core#equivalentClass
skos:equivalentClass rdf:type owl:AnnotationProperty .


###  http://www.w3.org/2004/02/skos/core#narrowMatch
skos:narrowMatch rdf:type owl:AnnotationProperty .


###  http://www.w3.org/2004/02/skos/core#relatedMatch
skos:relatedMatch rdf:type owl:AnnotationProperty .


#################################################################
#    Object Properties
#################################################################

###  http://purl.dataone.org/odo/ARCRC_00000011
odo:ARCRC_00000011 rdf:type owl:ObjectProperty ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-04T22:51:54Z"^^xsd:dateTime ;
                   rdfs:comment "might want to delete before we import ECSO so that there are no conflict issues (usesProtocol already exists in ECSO)" ;
                   rdfs:label "usesProtocol"@en .


###  http://purl.dataone.org/odo/ARCRC_00000012
odo:ARCRC_00000012 rdf:type owl:ObjectProperty ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-04T22:53:03Z"^^xsd:dateTime ;
                   rdfs:comment """adding this object property, but can delete later if not appropriate

e.g. of usage for NSIDC sea ice index (a target variable) that is calculated using both ice extent and ice concentration data:

axiom = calculatedUsing only (Sea Ice Extent and Sea Ice Concentration)""" ;
                   rdfs:label "calculatedUsing"@en .


###  http://purl.dataone.org/odo/ARCRC_00000518
odo:ARCRC_00000518 rdf:type owl:ObjectProperty .


#################################################################
#    Classes
#################################################################

###  http://purl.dataone.org/odo/ARCRC_00000000
odo:ARCRC_00000000 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000504 ;
                   odo:IAO_0000119 "inferred from https://arctic.noaa.gov/Report-Card" ;
                   obo:IAO_0000115 "Vital Signs are indicators of the state of the Arctic environmental system. They are assessed using measurements of and/or proxies for target variables." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-04T19:24:38Z"^^xsd:dateTime ;
                   dc:description "Issued annually since 2006, the Arctic Report Card (ARC) is a timely and peer-reviewed source for clear, reliable and concise environmental information on the current state of different components of the Arctic environmental system relative to historical records. The Report Card is intended for a wide audience, including scientists, teachers, students, decision-makers and the general public interested in the Arctic environment and science." ;
                   rdfs:label "Arctic Essays 2020"@en .


###  http://purl.dataone.org/odo/ARCRC_00000001
odo:ARCRC_00000001 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000013 ;
                   obo:IAO_0000115 "Snow covering the Arctic land surface, which is characterized by three variables: snow cover extent (how much area is covered by snow), snow cover duration (how long snow continuously remains on the land surface), and snow water equivalent (how much water is stored in solid form by the snowpack; a function of snow depth and density)." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-04T19:42:36Z"^^xsd:dateTime ;
                   rdfs:label "Terrestrial Snow Cover Indicator"@en ;
                   rdfs:seeAlso odo:ECSO_00001652 .

[ rdf:type owl:Axiom ;
   owl:annotatedSource odo:ARCRC_00000001 ;
   owl:annotatedProperty obo:IAO_0000115 ;
   owl:annotatedTarget "Snow covering the Arctic land surface, which is characterized by three variables: snow cover extent (how much area is covered by snow), snow cover duration (how long snow continuously remains on the land surface), and snow water equivalent (how much water is stored in solid form by the snowpack; a function of snow depth and density)." ;
   odo:IAO_0000119 "adapted from https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/843/Terrestrial-Snow-Cover"
 ] .


###  http://purl.dataone.org/odo/ARCRC_00000002
odo:ARCRC_00000002 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000013 ;
                   obo:IAO_0000115 "The quantity of aboveground vegetation in the Arctic tundra." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-04T19:42:42Z"^^xsd:dateTime ;
                   rdfs:label "Tundra Greenness Indicator"@en .

[ rdf:type owl:Axiom ;
   owl:annotatedSource odo:ARCRC_00000002 ;
   owl:annotatedProperty obo:IAO_0000115 ;
   owl:annotatedTarget "The quantity of aboveground vegetation in the Arctic tundra." ;
   dc:description "Normalized Difference Vegetation Index, NDVI (http://www.purl.dataone.org/odo/ECSO_00010076) is highly correlated with Tundra Greeness."
 ] .


###  http://purl.dataone.org/odo/ARCRC_00000003
odo:ARCRC_00000003 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000013 ;
                   obo:IAO_0000115 "An air temperature measured two-meters above the land or ocean surface." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-04T19:42:51Z"^^xsd:dateTime ;
                   rdfs:label "Surface Air Temperature Indicator"@en .


###  http://purl.dataone.org/odo/ARCRC_00000004
odo:ARCRC_00000004 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000013 ;
                   obo:IAO_0000115 "A vast body of ice covering 1.71 million km2, roughly 80% of the surface of Greenland." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   rdfs:label "Greenland Ice Sheet Indicator" ;
                   rdfs:seeAlso "https://nsidc.org/cryosphere/glossary/" .


###  http://purl.dataone.org/odo/ARCRC_00000005
odo:ARCRC_00000005 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000013 ;
                   obo:IAO_0000115 "The process of carbon fixation in the Arctic Ocean, primarily by autotrophic single-celled algae living in sea ice (ice algae) and water column (phytoplankton)." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-04T19:43:13Z"^^xsd:dateTime ;
                   rdfs:label "Arctic Ocean Primary Productivity Indicator"@en ;
                   skos:altLabel "Arctic Ocean Primary Productivity Carbon Flux" .


###  http://purl.dataone.org/odo/ARCRC_00000006
odo:ARCRC_00000006 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000013 ;
                   obo:IAO_0000115 "A water temperature which inheres in water close to the surface of an ocean or sea. The exact meaning of surface varies according to the measurement method used, but it is between 1 millimetre (0.04 in) and 20 metres (70 ft) below the sea surface." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-04T19:43:19Z"^^xsd:dateTime ;
                   rdfs:label "Sea Surface Temperature Indicator"@en ;
                   owl:sameAs "http://purl.dataone.org/odo/ECSO_00001523" ;
                   skos:altLabel """SST
temperature of sea surface
ocean surface temperature
temperature of the ocean surface""" .


###  http://purl.dataone.org/odo/ARCRC_00000007
odo:ARCRC_00000007 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000013 ;
                   obo:IAO_0000115 "Ice which has formed by the freezing of sea (saline) water." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-04T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Sea Ice Indicator"@en ;
                   owl:sameAs "http://purl.obolibrary.org/obo/ENVO_00002200" .


###  http://purl.dataone.org/odo/ARCRC_00000008
odo:ARCRC_00000008 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000013 ;
                   obo:IAO_0000115 "Any product of the condensation of atmospheric water vapor that falls under gravity" ;
                   obo:IAO_0000119 "http://purl.obolibrary.org/obo/ENVO_01000703" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Precipitation Indicator"@en ;
                   owl:equivalentClass "http://purl.obolibrary.org/obo/ENVO_01000703" .


###  http://purl.dataone.org/odo/ARCRC_00000009
odo:ARCRC_00000009 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 .


###  http://purl.dataone.org/odo/ARCRC_00000010
odo:ARCRC_00000010 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000500 ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-12-03T22:29:42Z"^^xsd:dateTime ;
                   rdfs:label "Arctic Report Card Supporting Dataset"@en .


###  http://purl.dataone.org/odo/ARCRC_00000013
odo:ARCRC_00000013 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000510 ;
                   odo:IAO_0000119 "inferred from https://arctic.noaa.gov/Report-Card" ;
                   obo:IAO_0000115 "Vital Signs are indicators of the state of the Arctic environmental system. They are assessed using measurements of and/or proxies for Key Variables." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T00:43:25Z"^^xsd:dateTime ;
                   rdfs:label "Arctic Vital Signs"@en .

[ rdf:type owl:Axiom ;
   owl:annotatedSource odo:ARCRC_00000013 ;
   owl:annotatedProperty obo:IAO_0000115 ;
   owl:annotatedTarget "Vital Signs are indicators of the state of the Arctic environmental system. They are assessed using measurements of and/or proxies for Key Variables." ;
   dc:description """Issued annually since 2006, the Arctic Report Card is a timely and peer-reviewed source for clear, reliable and concise environmental information on the current state of different components of the Arctic environmental system relative to historical records. The Report Card is intended for a wide audience, including scientists, teachers, students, decision-makers and the general public interested in the Arctic environment and science.

Find current and past assessments of the Arctic Report Card Vital Signs by visiting: https://arctic.noaa.gov/Report-Card"""
 ] .


###  http://purl.dataone.org/odo/ARCRC_00000014
odo:ARCRC_00000014 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000010 ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-12-03T22:30:07Z"^^xsd:dateTime ;
                   rdfs:label "Arctic Report Card Supporting Dataset for the 2020 Report"@en .


###  http://purl.dataone.org/odo/ARCRC_00000015
odo:ARCRC_00000015 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "Subsea permafrost in the Arctic is generally relict terrestrial permafrost, inundated after the last glaciation and now degrading under the overlying shelf sea." ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Subsea Permafrost Indicator"@en ;
                   skos:broadMatch "http://www.purl.dataone.org/odo/ECSO_00010130" .


###  http://purl.dataone.org/odo/ARCRC_00000016
odo:ARCRC_00000016 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000513 ;
                   obo:IAO_0000115 "Applying and centering Indigenous perspectives and observations of Arctic change" ;
                   obo:IAO_0000119 "Defined in the Arctic Report Card 2023 Essay at https://arctic.noaa.gov/report-card/report-card-2023/nunaaqqit-savaqatigivlugich-working-with-communities-to-observe-the-arctic/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Working with Communities to Observe the Arctic"@en .


###  http://purl.dataone.org/odo/ARCRC_00000017
odo:ARCRC_00000017 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000513 ;
                   obo:IAO_0000115 "Here, we refer to “western Alaska” salmon as those spawning in watersheds that drain into the eastern Bering Sea." ;
                   obo:IAO_0000119 "Western Alaska Salmon as defined in the Arctic Report Card 2023 Essay at https://arctic.noaa.gov/report-card/report-card-2023/divergent-responses-of-western-alaska-salmon-to-a-changing-climate/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Western Alaska Salmon"@en ;
                   skos:narrowMatch "http://purl.dataone.org/odo/SALMON_00000571" .


###  http://purl.dataone.org/odo/ARCRC_00000018
odo:ARCRC_00000018 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Any product of the condensation of atmospheric water vapor that falls under gravity" ;
                   obo:IAO_0000119 "http://purl.obolibrary.org/obo/ENVO_01000703" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign, 'Precipitation.'" ;
                   rdfs:label "precipitation"@en ;
                   owl:equivalentClass "http://purl.obolibrary.org/obo/ENVO_01000703" .


###  http://purl.dataone.org/odo/ARCRC_00000019
odo:ARCRC_00000019 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Estimated total amount of ice in the sediment column and represents total ice content" ;
                   obo:IAO_0000119 "Total ice content as defined in the Arctic Report Card 2023 Essay at https://arctic.noaa.gov/report-card/report-card-2023/permafrost-beneath-arctic-ocean-margins-2023/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Subsea Permafrost'" ;
                   rdfs:label "total ice content"@en ;
                   skos:narrowMatch "http://purl.dataone.org/odo/ECSO_00002173" .


###  http://purl.dataone.org/odo/ARCRC_00000020
odo:ARCRC_00000020 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Long-term documentation of weather, ocean, sea ice, and landscape conditions and context to wildlife, harvesting, and cultural and community activities" ;
                   obo:IAO_0000119 "Indigenous observations as defined in the Arctic Report Card 2023 Essay at https://arctic.noaa.gov/report-card/report-card-2023/nunaaqqit-savaqatigivlugich-working-with-communities-to-observe-the-arctic/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'Working with Communities to Observe the Arctic'" ;
                   rdfs:label "Indigenous observations"@en .


###  http://purl.dataone.org/odo/ARCRC_00000021
odo:ARCRC_00000021 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "A measurement or estimate of the number of salmon, based on counts, densities, weights, or other methods." ;
                   obo:IAO_0000119 "http://purl.dataone.org/odo/SALMON_00000504" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'Western Alaska Salmon'" ;
                   rdfs:label "salmon abundance"@en ;
                   owl:equivalentClass "http://purl.dataone.org/odo/SALMON_00000504" .


###  http://purl.dataone.org/odo/ARCRC_00000022
odo:ARCRC_00000022 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "A measurement of number of salmon swimming upstream to spawn" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'Western Alaska Salmon'" ;
                   rdfs:label "salmon run size"@en ;
                   owl:equivalentClass "http://purl.dataone.org/odo/SALMON_00000573" .


###  http://purl.dataone.org/odo/ARCRC_00000023
odo:ARCRC_00000023 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The number of recruits which survive to a legal age and/or size and are captured by a fishery." ;
                   obo:IAO_0000119 "http://purl.dataone.org/odo/SALMON_00000491" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'Western Alaska Salmon'" ;
                   rdfs:label "salmon harvest count"@en ;
                   owl:equivalentClass "http://purl.dataone.org/odo/SALMON_00000491" .


###  http://purl.dataone.org/odo/ARCRC_00000024
odo:ARCRC_00000024 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The number of eggs in the ovaries that are mature or will mature. A common measure of reproductive potential." ;
                   obo:IAO_0000119 "https://wildsalmoncenter.org/wp-content/uploads/2008/07/SFPH-Glossary.pdf" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'Western Alaska Salmon'" ;
                   rdfs:label "salmon fecundity"@en ;
                   skos:narrowMatch "http://purl.dataone.org/odo/SALMON_00000476" ;
                   skos:relatedMatch "http://purl.dataone.org/odo/SALMON_00000622" .


###  http://purl.dataone.org/odo/ARCRC_00000025
odo:ARCRC_00000025 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Body length measured of salmon" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'Western Alaska Salmon'" ;
                   rdfs:label "salmon body length"@en ;
                   skos:equivalentClass "http://purl.dataone.org/odo/SALMON_00000127" .


###  http://purl.dataone.org/odo/ARCRC_00000026
odo:ARCRC_00000026 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "total number of unique ships based on daily observation" ;
                   obo:IAO_0000119 "Unique ship days as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/satellite-record-of-pan-arctic-maritime-ship-traffic/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Satellite Record of Pan-Arctic Maritime Ship Traffic'" ;
                   rdfs:label "unique ship days"@en .


###  http://purl.dataone.org/odo/ARCRC_00000027
odo:ARCRC_00000027 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "model or type of ship/vessel observed" ;
                   obo:IAO_0000119 "ship type as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/satellite-record-of-pan-arctic-maritime-ship-traffic/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Satellite Record of Pan-Arctic Maritime Ship Traffic'" ;
                   rdfs:label "ship type"@en ;
                   skos:narrowMatch "http://snomed.info/id/224673002" .


###  http://purl.dataone.org/odo/ARCRC_00000028
odo:ARCRC_00000028 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "flag of state for national identification" ;
                   obo:IAO_0000119 "ship flag as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/satellite-record-of-pan-arctic-maritime-ship-traffic/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Satellite Record of Pan-Arctic Maritime Ship Traffic'" ;
                   rdfs:label "ship flag"@en ;
                   skos:relatedMatch "http://snomed.info/id/224673002" .


###  http://purl.dataone.org/odo/ARCRC_00000029
odo:ARCRC_00000029 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "measurement of maximum tonnage of ships" ;
                   obo:IAO_0000119 "ship size as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/satellite-record-of-pan-arctic-maritime-ship-traffic/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Satellite Record of Pan-Arctic Maritime Ship Traffic'" ;
                   rdfs:label "ship size"@en ;
                   skos:relatedMatch "http://snomed.info/id/224673002" .         


###  http://purl.dataone.org/odo/ARCRC_00000030
odo:ARCRC_00000030 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "measurement of black carbon emissions from heavy fuel-oil burning" ;
                   obo:IAO_0000119 "black carbon emissions as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/satellite-record-of-pan-arctic-maritime-ship-traffic/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Satellite Record of Pan-Arctic Maritime Ship Traffic'" ;
                   rdfs:label "black carbon emissions"@en ;
                   skos:broadMatch "http://purl.dataone.org/odo/ECSO_00000536" ;
                   skos:broadMatch "http://purl.dataone.org/odo/ECSO_00000614" .    


###  http://purl.dataone.org/odo/ARCRC_00000031
odo:ARCRC_00000031 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "the date when ice cover is detected for the rest of the winter season" ;
                   obo:IAO_0000119 "ice-on as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/lake-ice/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Lake Ice'" ;
                   rdfs:label "lake ice-on"@en . 


###  http://purl.dataone.org/odo/ARCRC_00000032
odo:ARCRC_00000032 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "the date when ice is no longer detected at the end of the season" ;
                   obo:IAO_0000119 "ice-off as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/lake-ice/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Lake Ice'" ;
                   rdfs:label "lake ice-off"@en . 


###  http://purl.dataone.org/odo/ARCRC_00000033
odo:ARCRC_00000033 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "the number of days between the ice-on and ice-off dates" ;
                   obo:IAO_0000119 "ice duration as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/lake-ice/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Lake Ice'" ;
                   rdfs:label "ice duration"@en . 


###  http://purl.dataone.org/odo/ARCRC_00000034
odo:ARCRC_00000034 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "the sum total of individuals from a given species within a given area" ;
                   obo:IAO_0000119 "species abundance as defined in https://www.britannica.com/science/species-abundance" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Arctic Geese of North America'" ;
                   rdfs:label "species abundance"@en ;
                   skos:equivalentClass "http://purl.dataone.org/odo/ECSO_00001688" .


###  http://purl.dataone.org/odo/ARCRC_00000035
odo:ARCRC_00000035 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "the count, or total number, of unique species within a given biological community, ecosystem, biome, or other defined area" ;
                   obo:IAO_0000119 "species richness as defined in https://www.britannica.com/science/species-richness" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'Arctic Pollinators'" ;
                   rdfs:label "species richness"@en . 


###  http://purl.dataone.org/odo/ARCRC_00000036
odo:ARCRC_00000036 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "the spatial arrangement of the population of a biological taxon" ;
                   obo:IAO_0000119 "species distribution as defined in https://www.collinsdictionary.com/us/dictionary/english/species-distribution" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'Arctic Pollinators'" ;
                   rdfs:label "species distribution"@en . 


###  http://purl.dataone.org/odo/ARCRC_00000037
odo:ARCRC_00000037 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The number (abundance) of organisms of a particular kind which is present in a sample or community, relative to the total number of organisms in that sample or community." ;
                   obo:IAO_0000119 "relative abundance as defined in https://www.oxfordreference.com/display/10.1093/oi/authority.20110803100412583" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'Arctic Pollinators'" ;
                   rdfs:label "relative abundance"@en ;
                   skos:equivalentClass "http://purl.dataone.org/odo/ECSO_00001688" .


###  http://purl.dataone.org/odo/ARCRC_00000038
odo:ARCRC_00000038 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "A measurement of the number of ponds beavers have colonized" ;
                   obo:IAO_0000119 "beaver pond density as defined in the Arctic Report Card 2021 Essay at https://arctic.noaa.gov/report-card/report-card-2021/beaver-engineering-tracking-a-new-disturbance-in-the-arctic/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Beaver Engineering: Tracking a New Disturbance in the Arctic'" ;
                   rdfs:label "beaver pond density"@en . 


###  http://purl.dataone.org/odo/ARCRC_00000039
odo:ARCRC_00000039 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Volume of water flowing through a river (or channel) cross-section per unit time." ;
                   obo:IAO_0000119 "discharge as defined in WMO international glossary of hydrology at https://unesdoc.unesco.org/ark:/48223/pf0000221862.locale=en" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'River Discharge'" ;
                   rdfs:label "river discharge rate"@en ;
                   skos:narrowMatch "http://purl.dataone.org/odo/ECSO_00002410" .


###  http://purl.dataone.org/odo/ARCRC_00000040
odo:ARCRC_00000040 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000500 ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:04:20Z"^^xsd:dateTime ;
                   dc:description "Measurements and/or proxies used in the assessments of Arctic Report Card Essays." ;
                   rdfs:label "Arctic Key Variable"@en ;
                   skos:altLabel "Arctic Target Variables" .


###  http://purl.dataone.org/odo/ARCRC_00000041
odo:ARCRC_00000041 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000504 ;
                   obo:IAO_0000115 "Measurements and/or proxies for assessing the 2020 Arctic Vital Signs." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:04:37Z"^^xsd:dateTime ;
                   rdfs:label "Arctic Key Variables 2020"@en .


###  http://purl.dataone.org/odo/ARCRC_00000042
odo:ARCRC_00000042 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 .


###  http://purl.dataone.org/odo/ARCRC_00000043
odo:ARCRC_00000043 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The height of a given point in the atmosphere in units proportional to the potential energy of unit mass (geopotential) at this height relative to sea level." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:06:48Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Surface Air Temperature.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/835/Surface-Air-Temperature" ;
                   rdfs:label "geopotential height"@en ;
                   skos:altLabel "geopotential altitude" .


###  http://purl.dataone.org/odo/ARCRC_00000044
odo:ARCRC_00000044 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The sum of mean monthly Land Surface Temperatures (LST) for months with mean temperatures above freezing (>0°C)." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:07:00Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Tundra Greenness.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/838/Tundra-Greenness" ;
                   rdfs:label "Summer Warmth Index"@en ;
                   skos:altLabel "SWI" .


###  http://purl.dataone.org/odo/ARCRC_00000045
odo:ARCRC_00000045 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000503 ;
                   obo:IAO_0000115 "Air temperature measured two-meters above the land or ocean surface." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:07:17Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Surface Air Temperature.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/835/Surface-Air-Temperature" ;
                   rdfs:label "surface air temperature"@en .


###  http://purl.dataone.org/odo/ARCRC_00000046
odo:ARCRC_00000046 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "An air temperature measured in the lower troposphere (i.e. at 925 hPa)." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:08:13Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Surface Air Temperature.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/835/Surface-Air-Temperature" ;
                   rdfs:label "near-surface air temperature"@en ;
                   rdfs:seeAlso odo:ECSO_00003057 .


###  http://purl.dataone.org/odo/ARCRC_00000047
odo:ARCRC_00000047 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000503 .


###  http://purl.dataone.org/odo/ARCRC_00000048
odo:ARCRC_00000048 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 .


###  http://purl.dataone.org/odo/ARCRC_00000049
odo:ARCRC_00000049 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000502 ;
                   obo:IAO_0000115 "How much area is covered in snow." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:10:34Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Terrestrial Snow Cover.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/843/Terrestrial-Snow-Cover" ;
                   rdfs:label "snow cover extent"@en ;
                   rdfs:seeAlso odo:ECSO_00001652 ;
                   skos:altLabel "SCE" .


###  http://purl.dataone.org/odo/ARCRC_00000050
odo:ARCRC_00000050 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000502 ;
                   obo:IAO_0000115 "How long snow continuously remains on land surfaces." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:10:49Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Terrestrial Snow Cover.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/843/Terrestrial-Snow-Cover" ;
                   rdfs:label "snow cover duration"@en ;
                   skos:altLabel "SCD" .


###  http://purl.dataone.org/odo/ARCRC_00000051
odo:ARCRC_00000051 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000502 .


###  http://purl.dataone.org/odo/ARCRC_00000052
odo:ARCRC_00000052 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The underwater ambient sound field consists of sound produced by biological (e.g., marine mammals, snapping shrimp), anthropogenic (e.g., shipping), and geophysical (e.g., rainfall, near surface bubbles from breaking waves) processes." ;
                   obo:IAO_0000119 "ambient ocean noise as defined at https://doi.org/10.1121/10.0017349, Yang, J., Nystuen, J. A., Riser, S. C., and Thorsos, E. I. (2023). 'Open ocean ambient noise data in the frequency band of 100 Hz–50 kHz from the Pacific Ocean,' JASA Express Lett. 3(3), 036001. https://doi.org/10.1121/10.0017349" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'The Changing Arctic Marine Soundscape'" ;
                   rdfs:label "ambient ocean noise"@en . 


###  http://purl.dataone.org/odo/ARCRC_00000053
odo:ARCRC_00000053 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000501 ;
                   obo:IAO_0000115 "The fractional area coverage of sea ice over a given region." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:11:30Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Sea Ice.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/841/Sea-Ice" ;
                   rdfs:label "sea ice concentration"@en .


###  http://purl.dataone.org/odo/ARCRC_00000054
odo:ARCRC_00000054 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000501 .


###  http://purl.dataone.org/odo/ARCRC_00000055
odo:ARCRC_00000055 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000501 ;
                   obo:IAO_0000115 "The total volume of sea ice (sea ice thickness multiplied by sea ice concentration) integrated over a given area." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:12:03Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Sea Ice.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/841/Sea-Ice" ;
                   rdfs:label "sea ice volume"@en .


###  http://purl.dataone.org/odo/ARCRC_00000056
odo:ARCRC_00000056 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000501 ;
                   obo:IAO_0000115 "The distance between the bottom of the ice to the top surface of the ice." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:12:13Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Sea Ice.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/841/Sea-Ice" ;
                   rdfs:label "sea ice thickness"@en ;
                   rdfs:seeAlso odo:ECSO_00002086 .


###  http://purl.dataone.org/odo/ARCRC_00000057
odo:ARCRC_00000057 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000501 ;
                   obo:IAO_0000115 "The duration of time a particular area of sea ice has persisted in its solid state." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:12:34Z"^^xsd:dateTime ;
                   dc:description "This Target Variable is used to inform Vital Sign 'Sea Ice.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/841/Sea-Ice" ;
                   rdfs:label "age of sea ice"@en .

[ rdf:type owl:Axiom ;
   owl:annotatedSource odo:ARCRC_00000057 ;
   owl:annotatedProperty obo:IAO_0000115 ;
   owl:annotatedTarget "The duration of time a particular area of sea ice has persisted in its solid state." ;
   dc:description "Age of sea ice is calculated using data from the National Snow & Ice Data Center (NSIDC)."
 ] .


###  http://purl.dataone.org/odo/ARCRC_00000058
odo:ARCRC_00000058 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The loss of solid ice from a glacier into the ocean via calving." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:13:10Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Greenland Ice Sheet.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/842/Greenland-Ice-Sheet" ;
                   rdfs:label "solid ice discharge"@en .

[ rdf:type owl:Axiom ;
   owl:annotatedSource odo:ARCRC_00000058 ;
   owl:annotatedProperty obo:IAO_0000115 ;
   owl:annotatedTarget "The loss of solid ice from a glacier into the ocean via calving." ;
   dc:description "The rate of solid ice discharge depends on the speed of glacier ice flow, the thickness of the ice, and the advance or retreat of the terminus of the glacier."
 ] .


###  http://purl.dataone.org/odo/ARCRC_00000059
odo:ARCRC_00000059 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000503 ;
                   obo:IAO_0000115 "The fraction of solar radiation reflected by a surface." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:13:19Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign, 'Greenland Ice Sheet.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/842/Greenland-Ice-Sheet" ;
                   rdfs:label "surface albedo"@en ;
                   rdfs:seeAlso odo:ECSO_00001694 .


###  http://purl.dataone.org/odo/ARCRC_00000060
odo:ARCRC_00000060 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Difference in Arctic land air temperature form the 1981-2010 mean (a positive anomaly is a higher temperature; a negative anomaly is a lower temperature)." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:13:32Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Surface Air Temperature.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/835/Surface-Air-Temperature" ;
                   rdfs:label "Arctic land air temperature anomaly"@en .


###  http://purl.dataone.org/odo/ARCRC_00000061
odo:ARCRC_00000061 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Difference in global temperature from the 1981-2010 mean (a positive anomaly is a higher temperature; a negative anomaly is a lower temperature)." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:13:49Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Surface Air Temperature.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/835/Surface-Air-Temperature" ;
                   rdfs:label "global land air temperature anomaly"@en .


###  http://purl.dataone.org/odo/ARCRC_00000062
odo:ARCRC_00000062 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Difference in seasonal or annual air temperatures from a reference value or long-term average (a positive anomaly is a higher temperature; a negative anomaly is a lower temperature)." ;
                   obo:IAO_0000119 "seasonal/annual anomaly patterns for air temperature as defined in https://www.ncei.noaa.gov/access/monitoring/global-temperature-anomalies" ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:14:06Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Surface Air Temperature.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/835/Surface-Air-Temperature" ;
                   rdfs:label "seasonal/annual anomaly patterns for air temperatures"@en .


###  http://purl.dataone.org/odo/ARCRC_00000063
odo:ARCRC_00000063 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000503 ;
                   obo:IAO_0000115 "Quasi-liquid film that can occur on the surface of a solid even below melting point; the thickness of the film is temperature dependent." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:14:24Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Greenland Ice Sheet.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/842/Greenland-Ice-Sheet" ;
                   rdfs:label "surface melt"@en ;
                   rdfs:seeAlso odo:ECSO_00002845 .


###  http://purl.dataone.org/odo/ARCRC_00000064
odo:ARCRC_00000064 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The net balance between mass gain vs. mass loss." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:14:38Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Greenland Ice Sheet.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/842/Greenland-Ice-Sheet" ;
                   rdfs:label "total mass balance"@en ;
                   rdfs:seeAlso odo:ECSO_00002886 .

[ rdf:type owl:Axiom ;
   owl:annotatedSource odo:ARCRC_00000064 ;
   owl:annotatedProperty obo:IAO_0000115 ;
   owl:annotatedTarget "The net balance between mass gain vs. mass loss." ;
   dc:description "Total mass balance is commonly applied for measuring land ice (glaciers and ice sheets). It is typically measured over one year, which includes one accumulation season plus one ablation season (often September - August for the Arctic)"
 ] .


###  http://purl.dataone.org/odo/ARCRC_00000065
odo:ARCRC_00000065 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000503 ;
                   obo:IAO_0000115 "Net balance between ice gained (via accumulation) vs. ice loss (via ablation) at the surface." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:14:51Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Greenland Ice Sheet.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/842/Greenland-Ice-Sheet" ;
                   rdfs:label "surface mass balance"@en ;
                   rdfs:seeAlso odo:ECSO_00002641 .

[ rdf:type owl:Axiom ;
   owl:annotatedSource odo:ARCRC_00000065 ;
   owl:annotatedProperty obo:IAO_0000115 ;
   owl:annotatedTarget "Net balance between ice gained (via accumulation) vs. ice loss (via ablation) at the surface." ;
   dc:description "Surface mass balance is commonly applied for measuring land ice (glaciers and ice sheets)."
 ] .


###  http://purl.dataone.org/odo/ARCRC_00000066
odo:ARCRC_00000066 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Loss in ice mass due to melting, sublimation, evaporation, ice calving, aeolian processes like blowing snow, avalanche, and any other ablation." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:15:01Z"^^xsd:dateTime ;
                   dc:description "This Key Variable was used to inform the Vital Sign, 'Greenland Ice Sheet.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/842/Greenland-Ice-Sheet" ;
                   rdfs:label "ice ablation"@en ;
                   rdfs:seeAlso """ice ablation zone: http://purl.obolibrary.org/obo/ENVO_01000914
glacial ice ablation process:  http://purl.obolibrary.org/obo/ENVO_01000919""" .


###  http://purl.dataone.org/odo/ARCRC_00000067
odo:ARCRC_00000067 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The annual change in total ice area of a marine-terminating glacier as a result of the advance or retreat of the terminal end of a glacier." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:15:16Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign, 'Greenland Ice Sheet.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/842/Greenland-Ice-Sheet" ;
                   rdfs:label "marine terminating glacier front annual area change"@en .


###  http://purl.dataone.org/odo/ARCRC_00000068
odo:ARCRC_00000068 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The large-scale movement of air, and together with ocean circulation, is the means by which thermal energy is redistributed on the surface of the earth." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-06T00:49:30Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Surface Air Temperature.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/835/Surface-Air-Temperature" ;
                   rdfs:label "atmospheric wind circulation"@en ;
                   rdfs:seeAlso "https://glossary.ametsoc.org/wiki/Wind" .


###  http://purl.dataone.org/odo/ARCRC_00000069
odo:ARCRC_00000069 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The potential occurrence of a natural physical process that may adversely impact human or ecological systems (IPCC 2019)" ;
                   obo:IAO_0000119 "glacier and permafrost related hazards as defined in the Arctic Report Card 2021 Essay at https://arctic.noaa.gov/report-card/report-card-2021/glacier-and-permafrost-hazards/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'Glacier and Permafrost Hazards'" ;
                   rdfs:label "glacier and permafrost hazards"@en . 


###  http://purl.dataone.org/odo/ARCRC_00000070
odo:ARCRC_00000070 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "A carbon flux refers to the amount of carbon exchanged between carbon stocks over a specified time. In simple terms, it is the movement of carbon between land, oceans, atmosphere, and living things." ;
                   obo:IAO_0000119 "carbon balance as defined at https://www.canr.msu.edu/news/carbon-fluxes-and-carbon-stocks#" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Arctic Carbon Cycling'" ;
                   rdfs:label "carbon flux"@en ;
                   skos:equivalentClass "http://purl.dataone.org/odo/ECSO_00001105" .


###  http://purl.dataone.org/odo/ARCRC_00000071
odo:ARCRC_00000071 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Data for each seal included collection date, species, sex, standard length, and blubber thickness." ;
                   obo:IAO_0000119 "ice seal vital rates as defined in the Arctic Report Card 2024 Essay Ice Seals" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Ice Seals'" ;
                   rdfs:label "ice seal vital rates"@en . 


###  http://purl.dataone.org/odo/ARCRC_00000072
odo:ARCRC_00000072 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The atmospheric pressure at mean sea level, either directly measured or, most commonly, empirically determined from the observed station pressure." ;
                   obo:IAO_0000119 "mean sea level pressure as defined at https://glossary.ametsoc.org/wiki/Sea_level_pressure" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign, 'Surface Air Temperature'" ;
                   rdfs:label "mean sea level pressure"@en ;
                   skos:equivalentClass "http://purl.dataone.org/odo/ECSO_00001650" .


###  http://purl.dataone.org/odo/ARCRC_00000073
odo:ARCRC_00000073 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "A prominent socioeconomic development in recent years has been an increase in maritime ship traffic (characterized in view of ship movements and attributes of type, size, and flag state) in the Arctic Ocean as the sea ice diminishes with climate warming." ;
                   obo:IAO_0000119 "ship traffic indicator as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/satellite-record-of-pan-arctic-maritime-ship-traffic/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Satellite Record of Ship Traffic Indicator"@en .


###  http://purl.dataone.org/odo/ARCRC_00000074
odo:ARCRC_00000074 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "Lake ice cover is an important component of the cryosphere and changes to the timing of ice freeze-up, break-up, duration, and thickness can have substantial impacts on weather and climate, transportation, and ecology (e.g., Brown and Duguay 2010; Arp et al. 2019)." ;
                   obo:IAO_0000119 "lake ice indicator as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/lake-ice/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Lake Ice Indicator"@en .


###  http://purl.dataone.org/odo/ARCRC_00000075
odo:ARCRC_00000075 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "Arctic geese are keystone herbivores and their numbers and distributions are influenced by summer and winter environmental conditions and changes in forage quality and quantity." ;
                   obo:IAO_0000119 "Arctic geese indicator as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/arctic-geese-of-north-america/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Arctic Geese Indicator"@en .


###  http://purl.dataone.org/odo/ARCRC_00000076
odo:ARCRC_00000076 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000513 ;
                   obo:IAO_0000115 "Arctic insects are sensitive indicators of ecological responses to climate change." ;
                   obo:IAO_0000119 "Arctic Pollinators as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/arctic-pollinators/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Arctic Pollinators Indicator"@en .


###  http://purl.dataone.org/odo/ARCRC_00000077
odo:ARCRC_00000077 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "Over the last several decades, people in remote Alaska communities have observed an influx of beavers (ADF&G Reports 1965-2017). We quantified this trend by using satellite imagery to detect beaver pond formation in Alaska tundra regions, mapping approximately 12,000 beaver ponds" ;
                   obo:IAO_0000119 "beaver engineering indicator as defined in the Arctic Report Card 2021 Essay at https://arctic.noaa.gov/report-card/report-card-2021/beaver-engineering-tracking-a-new-disturbance-in-the-arctic/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Beaver Engineering Indicator"@en .


###  http://purl.dataone.org/odo/ARCRC_00000078
odo:ARCRC_00000078 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "Arctic river discharge is a key indicator reflecting changes in the hydrologic cycle associated with widespread environmental change in the Arctic." ;
                   obo:IAO_0000119 "River Discharge indicator as defined in the Arctic Report Card 2021 Essay at https://arctic.noaa.gov/report-card/report-card-2021/river-discharge/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "River Discharge Indicator"@en .


###  http://purl.dataone.org/odo/ARCRC_00000079
odo:ARCRC_00000079 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000513 ;
                   obo:IAO_0000115 "Here, we focus on hazards related to glaciers and permafrost and define hazard as the potential occurrence of a natural physical process that may adversely impact human or ecological systems (IPCC 2019)." ;
                   obo:IAO_0000119 "Glacier and Permafrost Hazards frostbite as defined in the Arctic Report Card 2021 Essay at https://arctic.noaa.gov/report-card/report-card-2021/glacier-and-permafrost-hazards/" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-07-30T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Glacier and Permafrost Hazards Indicator"@en .


###  http://purl.dataone.org/odo/ARCRC_00000080
odo:ARCRC_00000080 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "Climate influences almost every aspect of caribou ecology, which means the Arctic’s rapid warming will have far-reaching, cascading, and complex impacts." ;
                   obo:IAO_0000119 "Western Arctic Caribou indicator as defined in the Arctic Report Card 2024 Essay" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Western Arctic Caribou Indicator"@en .     


###  http://purl.dataone.org/odo/ARCRC_00000081
odo:ARCRC_00000081 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "The terrestrial Arctic region has been a carbon sink for thousands of years, meaning that there has been a net removal of carbon dioxide (CO2) from the atmosphere by plants and storage as organic carbon in soils and permafrost (perennially frozen ground)." ;
                   obo:IAO_0000119 "Arctic Carbon Cycling indicator as defined in the Arctic Report Card 2024 Essay" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Arctic Carbon Cycling Indicator"@en .     


###  http://purl.dataone.org/odo/ARCRC_00000082
odo:ARCRC_00000082 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "Climate change in the Arctic is expected to affect sea ice-associated seal populations, or “ice seals,” by reducing sea ice extent and the length of time sea ice is available for resting, pupping, pup rearing, and molting" ;
                   obo:IAO_0000119 "Ice Seals indicator as defined in the Arctic Report Card 2024 Essay" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Ice Seals Indicator"@en . 


###  http://purl.dataone.org/odo/ARCRC_00000083
odo:ARCRC_00000083 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "An area characterized by deposits of charcoal and ash, removal of vegetation, and alteration of the vegetation structure due to wildfire." ;
                   obo:IAO_0000119 "burned area as defined at https://www.earthdata.nasa.gov/topics/human-dimensions/burned-area#" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Arctic Carbon Cycling'" ;
                   rdfs:label "burned area"@en ;
                   skos:narrowMatch "http://purl.dataone.org/odo/ECSO_00001117" .


###  http://purl.dataone.org/odo/ARCRC_00000084
odo:ARCRC_00000084 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Wildfires release carbon dioxide (CO2) emissions and other greenhouse gases (GHG) that contribute to climate change." ;
                   obo:IAO_0000119 "fire carbon emissions as defined at https://ww2.arb.ca.gov/resources/documents/frequently-asked-questions-wildfire-emissions" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2024-11-21T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Arctic Carbon Cycling'" ;
                   rdfs:label "fire carbon emissions"@en ;
                   skos:equivalentClass "http://purl.dataone.org/odo/ECSO_00000013" .

###  http://purl.dataone.org/odo/ARCRC_00000085
odo:ARCRC_00000085 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000513 ;
                   obo:IAO_0000115 "Rusting rivers have degraded water quality and habitat, with increased acidity and toxic trace metal concentrations contributing to a loss of aquatic biodiversity in headwater streams." ;
                   obo:IAO_0000119 "Rusting Rivers as defined in the Arctic Report Card 2025 Essay" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2025-12-08T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Rusting Rivers Indicator"@en .

###  http://purl.dataone.org/odo/ARCRC_00000086
odo:ARCRC_00000086 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "Atlantification – an influx of anomalous water properties and biota from lower latitudes – now reaches the central Arctic Ocean, with its fingerprint detected in the western Amerasian Basin and advancing toward Alaska." ;
                   obo:IAO_0000119 "Atlantification of the Arctic Ocean indicator as defined in the Arctic Report Card 2025 Essay" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2025-12-08T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Atlantification of the Arctic Ocean Indicator"@en .

###  http://purl.dataone.org/odo/ARCRC_00000087
odo:ARCRC_00000087 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "The Arctic contains 60% of the world's mountain glaciers and ice caps by area, excluding the Greenland and Antarctic ice sheets." ;
                   obo:IAO_0000119 "Glaciers and Ice Caps Indicator as defined in the Arctic Report Card 2025 Essay" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2025-12-08T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Glaciers and Ice Caps Indicator"@en .

###  http://purl.dataone.org/odo/ARCRC_00000088
odo:ARCRC_00000088 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000512 ;
                   obo:IAO_0000115 "Warming bottom waters, declining sea ice, and rising chlorophyll levels in the Chukchi and northern Bering Seas are restructuring Arctic marine ecosystems." ;
                   obo:IAO_0000119 "Warming Waters and Borealization Indicator as defined in the Arctic Report Card 2025 Essay" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2025-12-08T19:43:23Z"^^xsd:dateTime ;
                   rdfs:label "Warming Waters and Borealization Indicator"@en .       

###  http://purl.dataone.org/odo/ARCRC_00000089
odo:ARCRC_00000089 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "a measure of the suitability of water for a particular use based on selected physical, chemical, and biological characteristics." ;
                   obo:IAO_0000119 "water quality as defined at https://www.usgs.gov/water-science-school/science/water-quality-information-topic" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2025-12-08T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Frostbite, 'Rusting Rivers'" ;
                   rdfs:label "water quality"@en .        

###  http://purl.dataone.org/odo/ARCRC_00000090
odo:ARCRC_00000090 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "The amount of water stored is a state variable of the global hydrologic cycle and affects water availability and its changes over time." ;
                   obo:IAO_0000119 "total stored water as defined at https://www.globalwaterstorage.info/en/anwendungen/terrestrial-water-storage" ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2025-12-08T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Glaciers and Ice Caps'" ;
                   rdfs:label "total stored water"@en .  

###  http://purl.dataone.org/odo/ARCRC_00000091
odo:ARCRC_00000091 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "A type of measurement which measures an electrolyte solution's ability to conduct electricity." ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2025-12-08T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Atlantification of the Arctic Ocean'" ;
                   rdfs:label "conductivity"@en ;
                   skos:equivalentClass "http://purl.dataone.org/odo/ECSO_00001534" .

###  http://purl.dataone.org/odo/ARCRC_00000092
odo:ARCRC_00000092 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Objective comparative measure of hot or cold of water." ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2025-12-08T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Atlantification of the Arctic Ocean' and 'Warming Waters and Borealization'" ;
                   rdfs:label "water temperature"@en ;
                   skos:equivalentClass "http://purl.dataone.org/odo/ECSO_00001227" .

###  http://purl.dataone.org/odo/ARCRC_00000093
odo:ARCRC_00000093 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   obo:IAO_0000115 "Depth of water, which is a transparent fluid which forms the world's streams, lakes, oceans and rain, and is the major constituent of the fluids of organisms." ;
                   dc:creator <http://orcid.org/0009-0007-8384-5074> ;
                   dc:date "2025-12-08T19:43:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Other Indicator, 'Atlantification of the Arctic Ocean'" ;
                   rdfs:label "water depth"@en ;
                   skos:equivalentClass "http://purl.dataone.org/odo/ECSO_00001203" .

###  http://purl.dataone.org/odo/ARCRC_00000500
odo:ARCRC_00000500 rdf:type owl:Class ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-11-06T04:35:46Z"^^xsd:dateTime ;
                   dc:description """Issued annually since 2006, the Arctic Report Card is a timely and peer-reviewed source for clear, reliable and concise environmental information on the current state of different components of the Arctic environmental system relative to historical records. The Report Card is intended for a wide audience, including scientists, teachers, students, decision-makers and the general public interested in the Arctic environment and science.

The main website for the Arctic Report Card as of Nov 1, 2020 is: https://arctic.noaa.gov/Report-Card""" ;
                   rdfs:label "Arctic Report Card Component"@en .


###  http://purl.dataone.org/odo/ARCRC_00000501
odo:ARCRC_00000501 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-11-06T04:47:36Z"^^xsd:dateTime ;
                   rdfs:label "sea ice key variable"@en .


###  http://purl.dataone.org/odo/ARCRC_00000502
odo:ARCRC_00000502 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-11-06T04:48:36Z"^^xsd:dateTime ;
                   rdfs:label "snow key variable"@en .


###  http://purl.dataone.org/odo/ARCRC_00000503
odo:ARCRC_00000503 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000040 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-11-06T04:51:42Z"^^xsd:dateTime ;
                   rdfs:label "surface-based key variable"@en .


###  http://purl.dataone.org/odo/ARCRC_00000504
odo:ARCRC_00000504 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000500 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-11-06T04:59:24Z"^^xsd:dateTime ;
                   rdfs:label "Arctic Report Card 2020 Component"@en .


###  http://purl.dataone.org/odo/ARCRC_00000505
odo:ARCRC_00000505 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000506 .


###  http://purl.dataone.org/odo/ARCRC_00000506
odo:ARCRC_00000506 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000500 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-11-06T16:07:02Z"^^xsd:dateTime ;
                   rdfs:label "Place"@en .


###  http://purl.dataone.org/odo/ARCRC_00000510
odo:ARCRC_00000510 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000500 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-11-19T00:56:31Z"^^xsd:dateTime ;
                   dc:description "Essays are indicators of the state of the Arctic environmental system. They are assessed using measurements of and/or proxies for Key Variables. Essays are classified under one of three categories: Vital Signs, Other Indicators, and Frostbites." ;
                   rdfs:label "Arctic Report Card Essay"@en .


###  http://purl.dataone.org/odo/ARCRC_00000512
odo:ARCRC_00000512 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000510 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-12-01T01:21:33Z"^^xsd:dateTime ;
                   rdfs:label "Other Indicators"@en .


###  http://purl.dataone.org/odo/ARCRC_00000513
odo:ARCRC_00000513 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000510 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-12-01T01:21:50Z"^^xsd:dateTime ;
                   rdfs:label "Frostbites"@en .


###  http://purl.dataone.org/odo/ARCRC_00000514
odo:ARCRC_00000514 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000042 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-12-01T01:25:18Z"^^xsd:dateTime ;
                   dc:description "MaxNDVI is the peak NDVI value for the year and is related to the annual maximum biomass of aboveground vegetation that is reached in midsummer (typically late July or early August)." ;
                   rdfs:label "MaxNDVI"@en .


###  http://purl.dataone.org/odo/ARCRC_00000515
odo:ARCRC_00000515 rdf:type owl:Class ;
                   rdfs:subClassOf odo:ARCRC_00000042 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-12-01T01:28:06Z"^^xsd:dateTime ;
                   dc:description "TI (time-integrated) NDVI is the sum of the biweekly NDVI values for the growing season and is correlated with the total aboveground vegetation productivity." ;
                   rdfs:label "TI-NDVI"@en ;
                   skos:altLabel "TI (time-integrated) NDVI" .


#################################################################
#    Individuals
#################################################################

###  http://purl.dataone.org/odo/ARCRC_00000009
odo:ARCRC_00000009 rdf:type owl:NamedIndividual ;
                   owl:sameAs odo:ECSO_00001747 .


###  http://purl.dataone.org/odo/ECSO_00001747

###  http://purl.dataone.org/odo/ARCRC_00000042
odo:ARCRC_00000042 rdf:type owl:NamedIndividual ;
                   owl:sameAs <http://www.purl.dataone.org/odo/ECSO_00010076> .


###  http://www.purl.dataone.org/odo/ECSO_00010076

###  http://purl.dataone.org/odo/ARCRC_00000047
odo:ARCRC_00000047 rdf:type owl:NamedIndividual ;
                   owl:sameAs odo:ECSO_00001523 .


###  http://purl.dataone.org/odo/ECSO_00001523

###  http://purl.dataone.org/odo/ARCRC_00000048
odo:ARCRC_00000048 rdf:type owl:NamedIndividual ;
                   owl:sameAs odo:ECSO_00000516 .


###  http://purl.dataone.org/odo/ECSO_00000516

###  http://purl.dataone.org/odo/ARCRC_00000051
odo:ARCRC_00000051 rdf:type owl:NamedIndividual ;
                   owl:sameAs odo:ECSO_00001205 .


###  http://purl.dataone.org/odo/ECSO_00001205

###  http://purl.dataone.org/odo/ARCRC_00000054
odo:ARCRC_00000054 rdf:type owl:NamedIndividual ;
                   owl:sameAs odo:ECSO_00002654 .


###  http://purl.dataone.org/odo/ECSO_00002654

###  http://purl.dataone.org/odo/ARCRC_00000505
odo:ARCRC_00000505 rdf:type owl:NamedIndividual ;
                   owl:sameAs <https://schema.org/Place> .


###  https://schema.org/Place

###  http://purl.dataone.org/odo/ARCRC_00000507
odo:ARCRC_00000507 rdf:type owl:NamedIndividual ,
                            odo:ARCRC_00000505 ;
                   owl:sameAs obo:GAZ_00001507 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-11-06T16:08:24Z"^^xsd:dateTime ;
                   rdfs:label "Greenland"@en ;
                   rdfs:seeAlso obo:GAZ_00001507 .


###  http://purl.obolibrary.org/obo/GAZ_00001507

###  http://purl.dataone.org/odo/ARCRC_00000508
odo:ARCRC_00000508 rdf:type owl:NamedIndividual ,
                            odo:ARCRC_00000505 ;
                   owl:sameAs obo:GAZ_00011748 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-11-06T16:16:13Z"^^xsd:dateTime ;
                   rdfs:label "Greenland Ice Sheet"@en ;
                   rdfs:seeAlso obo:GAZ_00011748 .


###  http://purl.obolibrary.org/obo/GAZ_00011748

###  http://purl.dataone.org/odo/ARCRC_00000509
odo:ARCRC_00000509 rdf:type owl:NamedIndividual ,
                            odo:ARCRC_00000505 ;
                   owl:sameAs obo:GAZ_00000323 ;
                   dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-11-07T01:31:38Z"^^xsd:dateTime ;
                   rdfs:label "Arctic Ocean"@en ;
                   skos:altLabel "Arctic Sea" .


###  http://purl.obolibrary.org/obo/GAZ_00000323

###  http://purl.dataone.org/odo/ARCRC_00000518
odo:ARCRC_00000518 rdf:type owl:NamedIndividual ;
                   owl:sameAs <http://www.w3.org/ns/prov#wasInfluencedBy> .


###  http://www.w3.org/ns/prov#wasInfluencedBy

###  http://purl.dataone.org/odo/ECSO_00000324
odo:ECSO_00000324 rdf:type owl:NamedIndividual ;
                  owl:sameAs obo:ENVO_04000013 ;
                  oboInOwl:id "ECSO_00000324" ;
                  rdfs:label "Particulate Organic Carbon" ;
                  skos:altLabel "POC" .


###  http://purl.obolibrary.org/obo/ENVO_04000013

###  http://purl.dataone.org/odo/ECSO_00000516
odo:ECSO_00000516 rdf:type owl:NamedIndividual .


###  http://purl.dataone.org/odo/ECSO_00001205
odo:ECSO_00001205 rdf:type owl:NamedIndividual .


###  http://purl.dataone.org/odo/ECSO_00001523
odo:ECSO_00001523 rdf:type owl:NamedIndividual .


###  http://purl.dataone.org/odo/ECSO_00001747
odo:ECSO_00001747 rdf:type owl:NamedIndividual .


###  http://purl.dataone.org/odo/ECSO_00002654
odo:ECSO_00002654 rdf:type owl:NamedIndividual .


###  http://purl.obolibrary.org/obo/ENVO_04000013
obo:ENVO_04000013 rdf:type owl:NamedIndividual .


###  http://purl.obolibrary.org/obo/GAZ_00000323
obo:GAZ_00000323 rdf:type owl:NamedIndividual .


###  http://purl.obolibrary.org/obo/GAZ_00001507
obo:GAZ_00001507 rdf:type owl:NamedIndividual .


###  http://purl.obolibrary.org/obo/GAZ_00011748
obo:GAZ_00011748 rdf:type owl:NamedIndividual .


###  http://www.purl.dataone.org/odo/ECSO_00010076
<http://www.purl.dataone.org/odo/ECSO_00010076> rdf:type owl:NamedIndividual .


###  http://www.w3.org/ns/prov#wasInfluencedBy
<http://www.w3.org/ns/prov#wasInfluencedBy> rdf:type owl:NamedIndividual .


###  https://schema.org/Place
<https://schema.org/Place> rdf:type owl:NamedIndividual .


#################################################################
#    Annotations
#################################################################

odo:ARCRC_00000009 obo:IAO_0000115 "The depth of water contained within a snowpack if the snowpack were melted instantly." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-12-02T18:39:21Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Terrestrial Snow Cover.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/843/Terrestrial-Snow-Cover" ;
                   rdfs:label "snow water equivalent"@en ;
                   rdfs:seeAlso "https://nsidc.org/cryosphere/glossary/" .


odo:ARCRC_00000042 obo:IAO_0000115 "A remotely sensed indicator of the quantity of aboveground vegetation in an area of land (pixel size). Calculated from distinct wavelengths of visible and near-infrared sunlight reflected by a vegetated land surface.  NDVI is calculated using the equation: the near-infrared reflectance minus the red reflectance, divided by near-infrared reflectance plus red reflectance." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:06:29Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Tundra Greenness.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/838/Tundra-Greenness" ;
                   rdfs:label "Normalized Difference Vegetation Index"@en ;
                   skos:altLabel "NDVI" .


odo:ARCRC_00000047 obo:IAO_0000115 "A water temperature which inheres in water close to the surface of an ocean or sea. The exact meaning of surface varies according to the measurement method used, but it is between 1 millimetre (0.04 in) and 20 metres (70 ft) below the sea surface." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:08:29Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Sea Surface Temperature.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/840/Sea-Surface-Temperature" ;
                   rdfs:label "sea surface temperature"@en ;
                   skos:altLabel """SST
temperature of sea surface
ocean surface temperature
temperature of the ocean surface""" .


odo:ARCRC_00000048 obo:IAO_0000115 "Chlorophyll-a is a specific form of chlorophyll used in oxygenic photosynthesis." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:10:23Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Arctic Ocean Primary Productivity.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/839/Arctic-Ocean-Primary-Productivity-The-Response-of-Marine-Algae-to-Climate-Warming-and-Sea-Ice-Decline" ;
                   rdfs:label "chlorophyll-a concentration"@en .


odo:ARCRC_00000051 obo:IAO_0000115 "Depth of snow, which is precipitation in the form of flakes of crystalline water ice that falls from clouds." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:10:59Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Terrestrial Snow Cover.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/843/Terrestrial-Snow-Cover" ;
                   rdfs:label "snow depth"@en .


odo:ARCRC_00000054 obo:IAO_0000115 "Defines a region as \"ice-covered' or \"not ice-covered\" based on a threshold percentage of sea ice concentration per data cell." ;
                   dc:creator <http://orcid.org/0000-0002-5300-3075> ;
                   dc:date "2020-11-05T23:11:42Z"^^xsd:dateTime ;
                   dc:description "This Key Variable is used to inform Vital Sign 'Sea Ice.' See the 2019 Essay here: https://arctic.noaa.gov/Report-Card/Report-Card-2019/ArtMID/7916/ArticleID/841/Sea-Ice" ;
                   rdfs:label "sea ice extent"@en ;
                   rdfs:seeAlso odo:ECSO_00002654 .

[ rdf:type owl:Axiom ;
   owl:annotatedSource odo:ARCRC_00000054 ;
   owl:annotatedProperty obo:IAO_0000115 ;
   owl:annotatedTarget "Defines a region as \"ice-covered' or \"not ice-covered\" based on a threshold percentage of sea ice concentration per data cell." ;
   dc:description "A threshold of 15% is used for the Arctic Report Card assessments and is the most commonly used threshold."
 ] .


odo:ARCRC_00000505 dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-11-06T16:06:54Z"^^xsd:dateTime ;
                   dc:description "General class for containing places and locations referenced in the Arctic Report Card" ;
                   rdfs:label "Geographic Named Place"@en .


odo:ARCRC_00000518 dc:creator <http://orcid.org/0000-0003-0632-7576> ;
                   dc:date "2020-12-01T17:55:14Z"^^xsd:dateTime ;
                   rdfs:label "wasInfluencedBy"@en .


odo:ECSO_00000327 rdfs:label "Dissolved Organic Carbon" ;
                  skos:altLabel "DOC" .


rdf:List rdfs:label "List" .


###  Generated by the OWL API (version 4.5.29.2024-05-13T12:11:03Z) https://github.com/owlcs/owlapi