Class ID,Preferred Label,Synonyms,Definitions,Obsolete,CUI,Semantic Types,Parents,calculatedUsing,definition,definition source,http://data.bioontology.org/metadata/prefixIRI,http://purl.dataone.org/odo/IAO_0000119,http://purl.org/dc/elements/1.1/creator,http://purl.org/dc/elements/1.1/date,http://purl.org/dc/elements/1.1/description,http://purl.org/dc/terms/creator,http://purl.org/dc/terms/description,http://purl.org/dc/terms/license,http://purl.org/dc/terms/title,http://schema.org/affiliation,http://schema.org/identifier,http://schema.org/name,http://schema.org/url,http://usefulinc.com/ns/doap#bug-database,http://usefulinc.com/ns/doap#GitRepository,http://www.geneontology.org/formats/oboInOwl#id,http://www.w3.org/2000/01/rdf-schema#comment,http://www.w3.org/2002/07/owl#equivalentClass,http://www.w3.org/2002/07/owl#sameAs,http://www.w3.org/2004/02/skos/core#altLabel,http://www.w3.org/2004/02/skos/core#broadMatch,http://www.w3.org/2004/02/skos/core#equivalentClass,http://www.w3.org/2004/02/skos/core#narrowMatch,http://www.w3.org/2004/02/skos/core#relatedMatch,usesProtocol,wasInfluencedBy
http://purl.dataone.org/odo/ARCRC_00000505,Geographic Named Place,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000506,,,,odo:ARCRC_00000505,,http://orcid.org/0000-0003-0632-7576,2020-11-06T16:06:54Z,General class for containing places and locations referenced in the Arctic Report Card,,,,,,,,,,,,,,https://schema.org/Place,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000035,species richness,,"the count, or total number, of unique species within a given biological community, ecosystem, biome, or other defined area",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"the count, or total number, of unique species within a given biological community, ecosystem, biome, or other defined area",species richness as defined in https://www.britannica.com/science/species-richness,odo:ARCRC_00000035,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Frostbite, 'Arctic Pollinators'",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000081,Arctic Carbon Cycling Indicator,,"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).",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000512,,"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).",Arctic Carbon Cycling indicator as defined in the Arctic Report Card 2024 Essay,odo:ARCRC_00000081,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000514,MaxNDVI,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000042,,,,odo:ARCRC_00000514,,http://orcid.org/0000-0003-0632-7576,2020-12-01T01:25:18Z,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).,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000062,seasonal/annual anomaly patterns for air temperatures,,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).,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,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).,seasonal/annual anomaly patterns for air temperature as defined in https://www.ncei.noaa.gov/access/monitoring/global-temperature-anomalies,odo:ARCRC_00000062,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:14:06Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000043,geopotential height,geopotential altitude,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.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,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.,,odo:ARCRC_00000043,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:06:48Z,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,,,,,,,,,,,,,,,geopotential altitude,,,,,,
http://purl.dataone.org/odo/ARCRC_00000004,Greenland Ice Sheet Indicator,,"A vast body of ice covering 1.71 million km2, roughly 80% of the surface of Greenland.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000013,,"A vast body of ice covering 1.71 million km2, roughly 80% of the surface of Greenland.",,odo:ARCRC_00000004,,http://orcid.org/0000-0002-5300-3075,,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000028,ship flag,,flag of state for national identification,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,flag of state for national identification,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/,odo:ARCRC_00000028,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Satellite Record of Pan-Arctic Maritime Ship Traffic'",,,,,,,,,,,,,,,,,,,http://snomed.info/id/224673002,,
http://purl.dataone.org/odo/ARCRC_00000082,Ice Seals Indicator,,"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",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000512,,"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",Ice Seals indicator as defined in the Arctic Report Card 2024 Essay,odo:ARCRC_00000082,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000037,relative abundance,,"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.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"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.",relative abundance as defined in https://www.oxfordreference.com/display/10.1093/oi/authority.20110803100412583,odo:ARCRC_00000037,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Frostbite, 'Arctic Pollinators'",,,,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00001688,,,,
http://purl.dataone.org/odo/ARCRC_00000073,Satellite Record of Ship Traffic Indicator,,"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.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000512,,"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.",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/,odo:ARCRC_00000073,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000020,Indigenous observations,,"Long-term documentation of weather, ocean, sea ice, and landscape conditions and context to wildlife, harvesting, and cultural and community activities",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"Long-term documentation of weather, ocean, sea ice, and landscape conditions and context to wildlife, harvesting, and cultural and community activities",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/,odo:ARCRC_00000020,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,"This Key Variable is used to inform Frostbite, 'Working with Communities to Observe the Arctic'",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000504,Arctic Report Card 2020 Component,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000500,,,,odo:ARCRC_00000504,,http://orcid.org/0000-0003-0632-7576,2020-11-06T04:59:24Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000068,atmospheric wind circulation,,"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.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"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.",,odo:ARCRC_00000068,,http://orcid.org/0000-0002-5300-3075,2020-11-06T00:49:30Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000083,burned area,,"An area characterized by deposits of charcoal and ash, removal of vegetation, and alteration of the vegetation structure due to wildfire.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"An area characterized by deposits of charcoal and ash, removal of vegetation, and alteration of the vegetation structure due to wildfire.",burned area as defined at https://www.earthdata.nasa.gov/topics/human-dimensions/burned-area#,odo:ARCRC_00000083,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Arctic Carbon Cycling'",,,,,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00001117,,,
http://purl.dataone.org/odo/ARCRC_00000006,Sea Surface Temperature Indicator,"SST
temperature of sea surface
ocean surface temperature
temperature of the ocean surface","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.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000013,,"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.",,odo:ARCRC_00000006,,http://orcid.org/0000-0002-5300-3075,2020-11-04T19:43:19Z,,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00001523,"SST
temperature of sea surface
ocean surface temperature
temperature of the ocean surface",,,,,,
http://purl.dataone.org/odo/ARCRC_00000501,sea ice key variable,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,,,odo:ARCRC_00000501,,http://orcid.org/0000-0003-0632-7576,2020-11-06T04:47:36Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000063,surface melt,,Quasi-liquid film that can occur on the surface of a solid even below melting point; the thickness of the film is temperature dependent.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000503,,Quasi-liquid film that can occur on the surface of a solid even below melting point; the thickness of the film is temperature dependent.,,odo:ARCRC_00000063,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:14:24Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000005,Arctic Ocean Primary Productivity Indicator,Arctic Ocean Primary Productivity Carbon Flux,"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).",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000013,,"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).",,odo:ARCRC_00000005,,http://orcid.org/0000-0002-5300-3075,2020-11-04T19:43:13Z,,,,,,,,,,,,,,,,Arctic Ocean Primary Productivity Carbon Flux,,,,,,
http://purl.dataone.org/odo/ARCRC_00000077,Beaver Engineering Indicator,,"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",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000512,,"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",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/,odo:ARCRC_00000077,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000080,Western Arctic Caribou Indicator,,"Climate influences almost every aspect of caribou ecology, which means the Arctic’s rapid warming will have far-reaching, cascading, and complex impacts.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000512,,"Climate influences almost every aspect of caribou ecology, which means the Arctic’s rapid warming will have far-reaching, cascading, and complex impacts.",Western Arctic Caribou indicator as defined in the Arctic Report Card 2024 Essay,odo:ARCRC_00000080,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000040,Arctic Key Variable,Arctic Target Variables,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000500,,,,odo:ARCRC_00000040,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:04:20Z,Measurements and/or proxies used in the assessments of Arctic Report Card Essays.,,,,,,,,,,,,,,,Arctic Target Variables,,,,,,
http://purl.dataone.org/odo/ARCRC_00000065,surface mass balance,,Net balance between ice gained (via accumulation) vs. ice loss (via ablation) at the surface.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000503,,Net balance between ice gained (via accumulation) vs. ice loss (via ablation) at the surface.,,odo:ARCRC_00000065,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:14:51Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000002,Tundra Greenness Indicator,,The quantity of aboveground vegetation in the Arctic tundra.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000013,,The quantity of aboveground vegetation in the Arctic tundra.,,odo:ARCRC_00000002,,http://orcid.org/0000-0002-5300-3075,2020-11-04T19:42:42Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000033,ice duration,,the number of days between the ice-on and ice-off dates,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,the number of days between the ice-on and ice-off dates,ice duration as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/lake-ice/,odo:ARCRC_00000033,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Lake Ice'",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000054,sea ice extent,,"Defines a region as ""ice-covered' or ""not ice-covered"" based on a threshold percentage of sea ice concentration per data cell.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000501,,"Defines a region as ""ice-covered' or ""not ice-covered"" based on a threshold percentage of sea ice concentration per data cell.",,odo:ARCRC_00000054,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:11:42Z,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,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00002654,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000057,age of sea ice,,The duration of time a particular area of sea ice has persisted in its solid state.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000501,,The duration of time a particular area of sea ice has persisted in its solid state.,,odo:ARCRC_00000057,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:12:34Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000001,Terrestrial Snow Cover Indicator,,"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).",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000013,,"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:ARCRC_00000001,,http://orcid.org/0000-0002-5300-3075,2020-11-04T19:42:36Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000000,Arctic Essays 2020,,Vital Signs are indicators of the state of the Arctic environmental system. They are assessed using measurements of and/or proxies for target variables.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000504,,Vital Signs are indicators of the state of the Arctic environmental system. They are assessed using measurements of and/or proxies for target variables.,,odo:ARCRC_00000000,inferred from https://arctic.noaa.gov/Report-Card,http://orcid.org/0000-0002-5300-3075,2020-11-04T19:24:38Z,"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.",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000064,total mass balance,,The net balance between mass gain vs. mass loss.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,The net balance between mass gain vs. mass loss.,,odo:ARCRC_00000064,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:14:38Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000030,black carbon emissions,,measurement of black carbon emissions from heavy fuel-oil burning,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,measurement of black carbon emissions from heavy fuel-oil burning,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/,odo:ARCRC_00000030,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Satellite Record of Pan-Arctic Maritime Ship Traffic'",,,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00000614|http://purl.dataone.org/odo/ECSO_00000536,,,,,
http://purl.dataone.org/odo/ARCRC_00000046,near-surface air temperature,,An air temperature measured in the lower troposphere (i.e. at 925 hPa).,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,An air temperature measured in the lower troposphere (i.e. at 925 hPa).,,odo:ARCRC_00000046,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:08:13Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000022,salmon run size,,A measurement of number of salmon swimming upstream to spawn,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,A measurement of number of salmon swimming upstream to spawn,,odo:ARCRC_00000022,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,"This Key Variable is used to inform Frostbite, 'Western Alaska Salmon'",,,,,,,,,,,,,http://purl.dataone.org/odo/SALMON_00000573,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000512,Other Indicators,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000510,,,,odo:ARCRC_00000512,,http://orcid.org/0000-0003-0632-7576,2020-12-01T01:21:33Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000502,snow key variable,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,,,odo:ARCRC_00000502,,http://orcid.org/0000-0003-0632-7576,2020-11-06T04:48:36Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000049,snow cover extent,SCE,How much area is covered in snow.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000502,,How much area is covered in snow.,,odo:ARCRC_00000049,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:10:34Z,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,,,,,,,,,,,,,,,SCE,,,,,,
http://purl.dataone.org/odo/ARCRC_00000070,carbon flux,,"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.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"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.",carbon balance as defined at https://www.canr.msu.edu/news/carbon-fluxes-and-carbon-stocks#,odo:ARCRC_00000070,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Arctic Carbon Cycling'",,,,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00001105,,,,
http://purl.dataone.org/odo/ARCRC_00000007,Sea Ice Indicator,,Ice which has formed by the freezing of sea (saline) water.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000013,,Ice which has formed by the freezing of sea (saline) water.,,odo:ARCRC_00000007,,http://orcid.org/0000-0002-5300-3075,2020-11-04T19:43:23Z,,,,,,,,,,,,,,,http://purl.obolibrary.org/obo/ENVO_00002200,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000045,surface air temperature,,Air temperature measured two-meters above the land or ocean surface.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000503,,Air temperature measured two-meters above the land or ocean surface.,,odo:ARCRC_00000045,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:07:17Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000071,ice seal vital rates,,"Data for each seal included collection date, species, sex, standard length, and blubber thickness.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"Data for each seal included collection date, species, sex, standard length, and blubber thickness.",ice seal vital rates as defined in the Arctic Report Card 2024 Essay Ice Seals,odo:ARCRC_00000071,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Ice Seals'",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000024,salmon fecundity,,The number of eggs in the ovaries that are mature or will mature. A common measure of reproductive potential.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,The number of eggs in the ovaries that are mature or will mature. A common measure of reproductive potential.,https://wildsalmoncenter.org/wp-content/uploads/2008/07/SFPH-Glossary.pdf,odo:ARCRC_00000024,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,"This Key Variable is used to inform Frostbite, 'Western Alaska Salmon'",,,,,,,,,,,,,,,,,,http://purl.dataone.org/odo/SALMON_00000476,http://purl.dataone.org/odo/SALMON_00000622,,
http://purl.dataone.org/odo/ARCRC_00000003,Surface Air Temperature Indicator,,An air temperature measured two-meters above the land or ocean surface.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000013,,An air temperature measured two-meters above the land or ocean surface.,,odo:ARCRC_00000003,,http://orcid.org/0000-0002-5300-3075,2020-11-04T19:42:51Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000042,Normalized Difference Vegetation Index,NDVI,"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.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"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.",,odo:ARCRC_00000042,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:06:29Z,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,,,,,,,,,,,,,,http://www.purl.dataone.org/odo/ECSO_00010076,NDVI,,,,,,
http://purl.dataone.org/odo/ARCRC_00000021,salmon abundance,,"A measurement or estimate of the number of salmon, based on counts, densities, weights, or other methods.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"A measurement or estimate of the number of salmon, based on counts, densities, weights, or other methods.",http://purl.dataone.org/odo/SALMON_00000504,odo:ARCRC_00000021,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,"This Key Variable is used to inform Frostbite, 'Western Alaska Salmon'",,,,,,,,,,,,,http://purl.dataone.org/odo/SALMON_00000504,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000061,global land air temperature anomaly,,Difference in global temperature from the 1981-2010 mean (a positive anomaly is a higher temperature; a negative anomaly is a lower temperature).,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,Difference in global temperature from the 1981-2010 mean (a positive anomaly is a higher temperature; a negative anomaly is a lower temperature).,,odo:ARCRC_00000061,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:13:49Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000027,ship type,,model or type of ship/vessel observed,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,model or type of ship/vessel observed,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/,odo:ARCRC_00000027,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Satellite Record of Pan-Arctic Maritime Ship Traffic'",,,,,,,,,,,,,,,,,,http://snomed.info/id/224673002,,,
http://purl.dataone.org/odo/ARCRC_00000072,mean sea level pressure,,"The atmospheric pressure at mean sea level, either directly measured or, most commonly, empirically determined from the observed station pressure.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"The atmospheric pressure at mean sea level, either directly measured or, most commonly, empirically determined from the observed station pressure.",mean sea level pressure as defined at https://glossary.ametsoc.org/wiki/Sea_level_pressure,odo:ARCRC_00000072,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Vital Sign, 'Surface Air Temperature'",,,,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00001650,,,,
http://purl.dataone.org/odo/ARCRC_00000066,ice ablation,,"Loss in ice mass due to melting, sublimation, evaporation, ice calving, aeolian processes like blowing snow, avalanche, and any other ablation.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"Loss in ice mass due to melting, sublimation, evaporation, ice calving, aeolian processes like blowing snow, avalanche, and any other ablation.",,odo:ARCRC_00000066,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:15:01Z,"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",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000008,Precipitation Indicator,,Any product of the condensation of atmospheric water vapor that falls under gravity,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000013,,Any product of the condensation of atmospheric water vapor that falls under gravity,http://purl.obolibrary.org/obo/ENVO_01000703,odo:ARCRC_00000008,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,,,,,,,,,,,,,,http://purl.obolibrary.org/obo/ENVO_01000703,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000513,Frostbites,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000510,,,,odo:ARCRC_00000513,,http://orcid.org/0000-0003-0632-7576,2020-12-01T01:21:50Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000032,lake ice-off,,the date when ice is no longer detected at the end of the season,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,the date when ice is no longer detected at the end of the season,ice-off as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/lake-ice/,odo:ARCRC_00000032,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Lake Ice'",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000016,Working with Communities to Observe the Arctic,,Applying and centering Indigenous perspectives and observations of Arctic change,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000513,,Applying and centering Indigenous perspectives and observations of Arctic change,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/,odo:ARCRC_00000016,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000500,Arctic Report Card Component,,,FALSE,,,http://www.w3.org/2002/07/owl#Thing,,,,odo:ARCRC_00000500,,http://orcid.org/0000-0003-0632-7576,2020-11-06T04:35:46Z,"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",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000044,Summer Warmth Index,SWI,The sum of mean monthly Land Surface Temperatures (LST) for months with mean temperatures above freezing (>0°C).,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,The sum of mean monthly Land Surface Temperatures (LST) for months with mean temperatures above freezing (>0°C).,,odo:ARCRC_00000044,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:07:00Z,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,,,,,,,,,,,,,,,SWI,,,,,,
http://purl.dataone.org/odo/ARCRC_00000051,snow depth,,"Depth of snow, which is precipitation in the form of flakes of crystalline water ice that falls from clouds.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000502,,"Depth of snow, which is precipitation in the form of flakes of crystalline water ice that falls from clouds.",,odo:ARCRC_00000051,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:10:59Z,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,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00001205,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000055,sea ice volume,,The total volume of sea ice (sea ice thickness multiplied by sea ice concentration) integrated over a given area.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000501,,The total volume of sea ice (sea ice thickness multiplied by sea ice concentration) integrated over a given area.,,odo:ARCRC_00000055,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:12:03Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000034,species abundance,,the sum total of individuals from a given species within a given area,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,the sum total of individuals from a given species within a given area,species abundance as defined in https://www.britannica.com/science/species-abundance,odo:ARCRC_00000034,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Arctic Geese of North America'",,,,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00001688,,,,
http://purl.dataone.org/odo/ARCRC_00000515,TI-NDVI,TI (time-integrated) NDVI,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000042,,,,odo:ARCRC_00000515,,http://orcid.org/0000-0003-0632-7576,2020-12-01T01:28:06Z,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.,,,,,,,,,,,,,,,TI (time-integrated) NDVI,,,,,,
http://purl.dataone.org/odo/ARCRC_00000015,Subsea Permafrost Indicator,,"Subsea permafrost in the Arctic is generally relict terrestrial permafrost, inundated after the last glaciation and now degrading under the overlying shelf sea.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000512,,"Subsea permafrost in the Arctic is generally relict terrestrial permafrost, inundated after the last glaciation and now degrading under the overlying shelf sea.",,odo:ARCRC_00000015,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,,,,,,,,,,,,,,,,,http://www.purl.dataone.org/odo/ECSO_00010130,,,,,
http://purl.dataone.org/odo/ARCRC_00000056,sea ice thickness,,The distance between the bottom of the ice to the top surface of the ice.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000501,,The distance between the bottom of the ice to the top surface of the ice.,,odo:ARCRC_00000056,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:12:13Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000050,snow cover duration,SCD,How long snow continuously remains on land surfaces.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000502,,How long snow continuously remains on land surfaces.,,odo:ARCRC_00000050,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:10:49Z,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,,,,,,,,,,,,,,,SCD,,,,,,
http://purl.dataone.org/odo/ARCRC_00000058,solid ice discharge,,The loss of solid ice from a glacier into the ocean via calving.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,The loss of solid ice from a glacier into the ocean via calving.,,odo:ARCRC_00000058,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:13:10Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000025,salmon body length,,Body length measured of salmon,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,Body length measured of salmon,,odo:ARCRC_00000025,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,"This Key Variable is used to inform Frostbite, 'Western Alaska Salmon'",,,,,,,,,,,,,,,,,http://purl.dataone.org/odo/SALMON_00000127,,,,
http://purl.dataone.org/odo/ARCRC_00000060,Arctic land air temperature anomaly,,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).,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,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).,,odo:ARCRC_00000060,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:13:32Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000039,river discharge rate,,Volume of water flowing through a river (or channel) cross-section per unit time.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,Volume of water flowing through a river (or channel) cross-section per unit time.,discharge as defined in WMO international glossary of hydrology at https://unesdoc.unesco.org/ark:/48223/pf0000221862.locale=en,odo:ARCRC_00000039,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'River Discharge'",,,,,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00002410,,,
http://purl.dataone.org/odo/ARCRC_00000041,Arctic Key Variables 2020,,Measurements and/or proxies for assessing the 2020 Arctic Vital Signs.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000504,,Measurements and/or proxies for assessing the 2020 Arctic Vital Signs.,,odo:ARCRC_00000041,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:04:37Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000084,fire carbon emissions,,Wildfires release carbon dioxide (CO2) emissions and other greenhouse gases (GHG) that contribute to climate change.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,Wildfires release carbon dioxide (CO2) emissions and other greenhouse gases (GHG) that contribute to climate change.,fire carbon emissions as defined at https://ww2.arb.ca.gov/resources/documents/frequently-asked-questions-wildfire-emissions,odo:ARCRC_00000084,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Arctic Carbon Cycling'",,,,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00000013,,,,
http://purl.dataone.org/odo/ARCRC_00000067,marine terminating glacier front annual area change,,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.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,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.,,odo:ARCRC_00000067,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:15:16Z,"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",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000031,lake ice-on,,the date when ice cover is detected for the rest of the winter season,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,the date when ice cover is detected for the rest of the winter season,ice-on as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/lake-ice/,odo:ARCRC_00000031,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Lake Ice'",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000013,Arctic Vital Signs,,Vital Signs are indicators of the state of the Arctic environmental system. They are assessed using measurements of and/or proxies for Key Variables.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000510,,Vital Signs are indicators of the state of the Arctic environmental system. They are assessed using measurements of and/or proxies for Key Variables.,,odo:ARCRC_00000013,inferred from https://arctic.noaa.gov/Report-Card,http://orcid.org/0000-0002-5300-3075,2020-11-05T00:43:25Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000048,chlorophyll-a concentration,,Chlorophyll-a is a specific form of chlorophyll used in oxygenic photosynthesis.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,Chlorophyll-a is a specific form of chlorophyll used in oxygenic photosynthesis.,,odo:ARCRC_00000048,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:10:23Z,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,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00000516,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000026,unique ship days,,total number of unique ships based on daily observation,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,total number of unique ships based on daily observation,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/,odo:ARCRC_00000026,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Satellite Record of Pan-Arctic Maritime Ship Traffic'",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000506,Place,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000500,,,,odo:ARCRC_00000506,,http://orcid.org/0000-0003-0632-7576,2020-11-06T16:07:02Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000009,snow water equivalent,,The depth of water contained within a snowpack if the snowpack were melted instantly.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,The depth of water contained within a snowpack if the snowpack were melted instantly.,,odo:ARCRC_00000009,,http://orcid.org/0000-0002-5300-3075,2020-12-02T18:39:21Z,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,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00001747,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000036,species distribution,,the spatial arrangement of the population of a biological taxon,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,the spatial arrangement of the population of a biological taxon,species distribution as defined in https://www.collinsdictionary.com/us/dictionary/english/species-distribution,odo:ARCRC_00000036,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Frostbite, 'Arctic Pollinators'",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000076,Arctic Pollinators Indicator,,Arctic insects are sensitive indicators of ecological responses to climate change.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000513,,Arctic insects are sensitive indicators of ecological responses to climate change.,Arctic Pollinators as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/arctic-pollinators/,odo:ARCRC_00000076,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000019,total ice content,,Estimated total amount of ice in the sediment column and represents total ice content,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,Estimated total amount of ice in the sediment column and represents total ice content,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/,odo:ARCRC_00000019,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Subsea Permafrost'",,,,,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00002173,,,
http://purl.dataone.org/odo/ARCRC_00000047,sea surface temperature,"SST
temperature of sea surface
ocean surface temperature
temperature of the ocean surface","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.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000503,,"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.",,odo:ARCRC_00000047,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:08:29Z,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,,,,,,,,,,,,,,http://purl.dataone.org/odo/ECSO_00001523,"SST
temperature of sea surface
ocean surface temperature
temperature of the ocean surface",,,,,,
http://purl.dataone.org/odo/ARCRC_00000069,glacier and permafrost hazards,,The potential occurrence of a natural physical process that may adversely impact human or ecological systems (IPCC 2019),FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,The potential occurrence of a natural physical process that may adversely impact human or ecological systems (IPCC 2019),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/,odo:ARCRC_00000069,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Frostbite, 'Glacier and Permafrost Hazards'",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000018,precipitation,,Any product of the condensation of atmospheric water vapor that falls under gravity,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,Any product of the condensation of atmospheric water vapor that falls under gravity,http://purl.obolibrary.org/obo/ENVO_01000703,odo:ARCRC_00000018,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,"This Key Variable is used to inform Vital Sign, 'Precipitation.'",,,,,,,,,,,,,http://purl.obolibrary.org/obo/ENVO_01000703,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000014,Arctic Report Card Supporting Dataset for the 2020 Report,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000010,,,,odo:ARCRC_00000014,,http://orcid.org/0000-0002-5300-3075,2020-12-03T22:30:07Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000059,surface albedo,,The fraction of solar radiation reflected by a surface.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000503,,The fraction of solar radiation reflected by a surface.,,odo:ARCRC_00000059,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:13:19Z,"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",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000074,Lake Ice Indicator,,"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).",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000512,,"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).",lake ice indicator as defined in the Arctic Report Card 2022 Essay at https://arctic.noaa.gov/report-card/report-card-2022/lake-ice/,odo:ARCRC_00000074,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000017,Western Alaska Salmon,,"Here, we refer to “western Alaska” salmon as those spawning in watersheds that drain into the eastern Bering Sea.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000513,,"Here, we refer to “western Alaska” salmon as those spawning in watersheds that drain into the eastern Bering Sea.",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/,odo:ARCRC_00000017,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,,,,,,,,,,,,,,,,,,,http://purl.dataone.org/odo/SALMON_00000571,,,
http://purl.dataone.org/odo/ARCRC_00000023,salmon harvest count,,The number of recruits which survive to a legal age and/or size and are captured by a fishery.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,The number of recruits which survive to a legal age and/or size and are captured by a fishery.,http://purl.dataone.org/odo/SALMON_00000491,odo:ARCRC_00000023,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,"This Key Variable is used to inform Frostbite, 'Western Alaska Salmon'",,,,,,,,,,,,,http://purl.dataone.org/odo/SALMON_00000491,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000038,beaver pond density,,A measurement of the number of ponds beavers have colonized,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,A measurement of the number of ponds beavers have colonized,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/,odo:ARCRC_00000038,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Beaver Engineering: Tracking a New Disturbance in the Arctic'",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000079,Glacier and Permafrost Hazards Indicator,,"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).",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000513,,"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).",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/,odo:ARCRC_00000079,,http://orcid.org/0009-0007-8384-5074,2024-07-30T19:43:23Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000053,sea ice concentration,,The fractional area coverage of sea ice over a given region.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000501,,The fractional area coverage of sea ice over a given region.,,odo:ARCRC_00000053,,http://orcid.org/0000-0002-5300-3075,2020-11-05T23:11:30Z,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,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000075,Arctic Geese Indicator,,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.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000512,,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.,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/,odo:ARCRC_00000075,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000510,Arctic Report Card Essay,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000500,,,,odo:ARCRC_00000510,,http://orcid.org/0000-0003-0632-7576,2020-11-19T00:56:31Z,"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.",,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000010,Arctic Report Card Supporting Dataset,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000500,,,,odo:ARCRC_00000010,,http://orcid.org/0000-0002-5300-3075,2020-12-03T22:29:42Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000078,River Discharge Indicator,,Arctic river discharge is a key indicator reflecting changes in the hydrologic cycle associated with widespread environmental change in the Arctic.,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000512,,Arctic river discharge is a key indicator reflecting changes in the hydrologic cycle associated with widespread environmental change in the Arctic.,River Discharge indicator as defined in the Arctic Report Card 2021 Essay at https://arctic.noaa.gov/report-card/report-card-2021/river-discharge/,odo:ARCRC_00000078,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000503,surface-based key variable,,,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,,,odo:ARCRC_00000503,,http://orcid.org/0000-0003-0632-7576,2020-11-06T04:51:42Z,,,,,,,,,,,,,,,,,,,,,,
http://purl.dataone.org/odo/ARCRC_00000029,ship size,,measurement of maximum tonnage of ships,FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,measurement of maximum tonnage of ships,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/,odo:ARCRC_00000029,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Other Indicator, 'Satellite Record of Pan-Arctic Maritime Ship Traffic'",,,,,,,,,,,,,,,,,,,http://snomed.info/id/224673002,,
http://purl.dataone.org/odo/ARCRC_00000052,ambient ocean noise,,"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.",FALSE,,,http://purl.dataone.org/odo/ARCRC_00000040,,"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.","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",odo:ARCRC_00000052,,http://orcid.org/0009-0007-8384-5074,2024-11-21T19:43:23Z,"This Key Variable is used to inform Frostbite, 'The Changing Arctic Marine Soundscape'",,,,,,,,,,,,,,,,,,,,,
