{"id":1229441,"name":"Minimum Antarctic sea ice extent","unit":"million square kilometers","createdAt":"2026-05-14T09:17:58.000Z","updatedAt":"2026-05-14T09:17:58.000Z","coverage":"","timespan":"1979-2026","datasetId":7959,"shortUnit":"million km²","columnOrder":0,"shortName":"antarctic_sea_ice_extent_min","catalogPath":"grapher/climate/2026-05-13/climate_change_impacts_annual/climate_change_impacts_annual#antarctic_sea_ice_extent_min","type":"float","datasetName":"Climate Change Impacts - Annual","updatePeriodDays":60,"datasetVersion":"2026-05-13","nonRedistributable":false,"display":{"name":"February","unit":"million square kilometers","shortUnit":"million km²"},"schemaVersion":2,"processingLevel":"minor","presentation":{"titlePublic":"Minimum Antarctic sea ice extent","topicTagsLinks":["Climate Change"]},"dimensions":{"years":{"values":[{"id":1979},{"id":1980},{"id":1981},{"id":1982},{"id":1983},{"id":1984},{"id":1985},{"id":1986},{"id":1987},{"id":1988},{"id":1989},{"id":1990},{"id":1991},{"id":1992},{"id":1993},{"id":1994},{"id":1995},{"id":1996},{"id":1997},{"id":1998},{"id":1999},{"id":2000},{"id":2001},{"id":2002},{"id":2003},{"id":2004},{"id":2005},{"id":2006},{"id":2007},{"id":2008},{"id":2009},{"id":2010},{"id":2011},{"id":2012},{"id":2013},{"id":2014},{"id":2015},{"id":2016},{"id":2017},{"id":2018},{"id":2019},{"id":2020},{"id":2021},{"id":2022},{"id":2023},{"id":2024},{"id":2025},{"id":2026}]},"entities":{"values":[{"id":346,"name":"Antarctica","code":"ATA"}]}},"origins":[{"id":15118,"title":"Sea Ice Index","producer":"National Snow and Ice Data Center","citationFull":"Fetterer, F., Knowles, K., Meier, W. N., Savoie, M., Windnagel, A. K. & Stafford, T. (2025). Sea Ice Index. (G02135, Version 4). [Data Set]. Boulder, Colorado USA. National Snow and Ice Data Center. https://doi.org/10.7265/a98x-0f50.","attribution":"National Snow and Ice Data Center - Sea Ice Index (2026)","attributionShort":"NSIDC","versionProducer":"Version 4","urlMain":"https://nsidc.org/data/g02135/","urlDownload":"https://noaadata.apps.nsidc.org/NOAA/G02135/seaice_analysis/Sea_Ice_Index_Monthly_Data_by_Year_G02135_v4.0.xlsx","dateAccessed":"2026-05-13","datePublished":"2026-05-13","license":{"name":"CC BY 4.0"}}]}