{"id": 1033266, "name": "Monthly sea ice extent in the Antarctic, decadal average", "unit": "million square kilometers", "createdAt": "2025-05-22T15:25:53.000Z", "updatedAt": "2025-05-26T07:41:33.000Z", "coverage": "", "timespan": "1-12", "datasetId": 7100, "shortUnit": "million km\u00b2", "columnOrder": 0, "shortName": "sea_ice_extent_antarctic", "catalogPath": "grapher/climate/2025-05-22/sea_ice_extent_by_decade/sea_ice_index#sea_ice_extent_antarctic", "descriptionShort": "Each point represents the monthly average sea ice extent, averaged across all years within the decade.", "type": "float", "grapherConfigIdETL": "0196f899-d5b7-7065-aeac-93608d26c510", "dataChecksum": "4777186044207067357", "metadataChecksum": "-4635013931084569492", "datasetName": "Sea ice extent in the northern and southern hemispheres by decade", "updatePeriodDays": 60, "datasetVersion": "2025-05-22", "nonRedistributable": false, "display": {"unit": "million square kilometers", "shortUnit": "million km\u00b2"}, "schemaVersion": 2, "processingLevel": "minor", "presentation": {"titlePublic": "Monthly sea ice extent in the Antarctic, decadal average", "topicTagsLinks": ["Climate Change"]}, "dimensions": {"years": {"values": [{"id": 1}, {"id": 2}, {"id": 3}, {"id": 4}, {"id": 5}, {"id": 6}, {"id": 7}, {"id": 8}, {"id": 9}, {"id": 10}, {"id": 11}, {"id": 12}]}, "entities": {"values": [{"id": 207954, "name": "1980s", "code": null}, {"id": 207955, "name": "1990s", "code": null}, {"id": 207956, "name": "2000s", "code": null}, {"id": 250657, "name": "2010s", "code": null}, {"id": 370188, "name": "2020s", "code": null}, {"id": 371418, "name": "2025", "code": null}]}}, "origins": [{"id": 3572, "title": "Sea Ice Index", "producer": "National Snow and Ice Data Center", "citationFull": "Fetterer, F., K. Knowles, W. N. Meier, M. Savoie, and A. K. Windnagel. (2017). Sea Ice Index, Version 3 [Data Set]. Boulder, Colorado USA. National Snow and Ice Data Center. https://doi.org/10.7265/N5K072F8.", "attribution": "National Snow and Ice Data Center - Sea Ice Index (2025)", "attributionShort": "NSIDC", "versionProducer": "Version 3", "urlMain": "https://nsidc.org/data/g02135/", "urlDownload": "https://noaadata.apps.nsidc.org/NOAA/G02135/seaice_analysis/Sea_Ice_Index_Monthly_Data_by_Year_G02135_v3.0.xlsx", "dateAccessed": "2025-05-22", "datePublished": "2025-05-21", "license": {"name": "CC BY 4.0"}}]}