{"id":1133060,"name":"Cumulative change in mass in the ice sheets, according to NASA/JPL","unit":"billion tonnes","createdAt":"2026-01-15T09:31:01.000Z","updatedAt":"2026-01-15T09:31:01.000Z","coverage":"","timespan":"","datasetId":7324,"shortUnit":"billion t","columnOrder":0,"shortName":"land_ice_mass_nasa","catalogPath":"grapher/climate/2026-01-14/climate_change_impacts_monthly/climate_change_impacts_monthly#land_ice_mass_nasa","descriptionShort":"Measured in billion tonnes.","type":"float","datasetName":"Climate Change Impacts - Monthly","updatePeriodDays":60,"datasetVersion":"2026-01-14","nonRedistributable":false,"display":{"name":"Seasonal variation","unit":"billion tonnes","zeroDay":"1850-01-15","shortUnit":"billion t","yearIsDay":true},"schemaVersion":2,"processingLevel":"major","presentation":{"titlePublic":"Cumulative change in mass in the ice sheets, according to NASA/JPL","titleVariant":"NASA/JPL","topicTagsLinks":["Climate Change"]},"descriptionKey":["Values are centered at zero in 2002 to provide a consistent point of reference.","A downward slope indicates a net loss of ice and snow.","For reference, 1,000 billion metric tons is enough to raise sea level by about 3 millimeters."],"dimensions":{"years":{"values":[{"id":55608},{"id":55630},{"id":55728},{"id":55761},{"id":55790},{"id":55819},{"id":55852},{"id":55882},{"id":55911},{"id":55940},{"id":55973},{"id":55999},{"id":56064},{"id":56093},{"id":56126},{"id":56155},{"id":56184},{"id":56217},{"id":56240},{"id":56280},{"id":56309},{"id":56338},{"id":56367},{"id":56400},{"id":56429},{"id":56458},{"id":56491},{"id":56520},{"id":56549},{"id":56582},{"id":56613},{"id":56642},{"id":56671},{"id":56704},{"id":56733},{"id":56766},{"id":56795},{"id":56824},{"id":56857},{"id":56886},{"id":56915},{"id":56948},{"id":56978},{"id":57007},{"id":57036},{"id":57069},{"id":57098},{"id":57127},{"id":57160},{"id":57189},{"id":57222},{"id":57251},{"id":57280},{"id":57313},{"id":57343},{"id":57372},{"id":57401},{"id":57434},{"id":57463},{"id":57492},{"id":57525},{"id":57554},{"id":57587},{"id":57616},{"id":57645},{"id":57678},{"id":57708},{"id":57737},{"id":57770},{"id":57799},{"id":57828},{"id":57861},{"id":57890},{"id":57919},{"id":57952},{"id":57981},{"id":58010},{"id":58043},{"id":58074},{"id":58103},{"id":58132},{"id":58165},{"id":58194},{"id":58227},{"id":58256},{"id":58285},{"id":58318},{"id":58347},{"id":58376},{"id":58409},{"id":58439},{"id":58468},{"id":58497},{"id":58530},{"id":58559},{"id":58588},{"id":58621},{"id":58650},{"id":58683},{"id":58712},{"id":58741},{"id":58771},{"id":58837},{"id":58862},{"id":58895},{"id":58924},{"id":58986},{"id":59015},{"id":59048},{"id":59077},{"id":59092},{"id":59155},{"id":59169},{"id":59198},{"id":59231},{"id":59249},{"id":59322},{"id":59351},{"id":59380},{"id":59409},{"id":59475},{"id":59504},{"id":59535},{"id":59564},{"id":59630},{"id":59655},{"id":59688},{"id":59717},{"id":59808},{"id":59837},{"id":59870},{"id":59893},{"id":59958},{"id":59991},{"id":60020},{"id":60049},{"id":60111},{"id":60144},{"id":60173},{"id":60206},{"id":60272},{"id":60294},{"id":60323},{"id":60356},{"id":60367},{"id":60444},{"id":60476},{"id":60505},{"id":60607},{"id":60630},{"id":60659},{"id":60692},{"id":60754},{"id":60783},{"id":60812},{"id":60849},{"id":60947},{"id":60972},{"id":61003},{"id":61073},{"id":61094},{"id":61113},{"id":61142},{"id":61510},{"id":61536},{"id":61649},{"id":61663},{"id":61696},{"id":61726},{"id":61755},{"id":61784},{"id":61817},{"id":61846},{"id":61875},{"id":61908},{"id":61937},{"id":61970},{"id":61999},{"id":62028},{"id":62061},{"id":62091},{"id":62120},{"id":62153},{"id":62182},{"id":62211},{"id":62244},{"id":62273},{"id":62302},{"id":62335},{"id":62364},{"id":62393},{"id":62426}]},"entities":{"values":[{"id":346,"name":"Antarctica","code":"ATA"},{"id":205,"name":"Greenland","code":"GRL"}]}},"origins":[{"id":606,"title":"Climate Change Indicators: Ice Sheets","description":"This dataset includes the cumulative change in mass in the ice sheets of Greenland and Antarctica since 1992.\n\nThis indicator is presented in two different ways, based on two different sources:\n* IMBIE, an average value based on more than 20 different studies.\n  * The uncertainty estimates from the various datasets that feed into the combined average.\n* NASA JPL: A commonly cited analysis by NASA JPL, which includes seasonal variations.\n\nAll estimates are centered at zero in 2002 to provide a consistent point of reference. Thus, a downward slope indicates a net loss of ice and snow.\nFor reference, 1,000 billion metric tons is equal to about 260 cubic miles of ice—enough to raise sea level by about 3 millimeters.","producer":"United States Environmental Protection Agency","citationFull":"United States Environmental Protection Agency (EPA) - Climate Change Indicators: Ice Sheets (2021)\n\nFull citation of the original sources:\n* IMBIE (Ice sheet Mass Balance Inter-comparison Exercise team). 2018. Mass balance of the Antarctic Ice Sheet from 1992 to 2017. Nature 558:219-222. doi:10.1038/s41586-018-0179-y\n* IMBIE (Ice sheet Mass Balance Inter-comparison Exercise team). 2020. Mass balance of the Greenland Ice sheet from 1992 to 2018. Nature in press. doi:10.1038/s41586-019-1855-2\n* NASA (National Aeronautics and Space Administration). 2021. Vital signs: Land ice. Antarctica and Greenland mass variation since 2002. Accessed March 2021. https://climate.nasa.gov/vital-signs/land-ice\n\nMore details can be found on [their technical documentation](https://www.epa.gov/sites/default/files/2021-04/documents/ice-sheets_td.pdf).","attribution":"EPA based on various sources (2021)","attributionShort":"EPA","urlMain":"https://www.epa.gov/climate-indicators/climate-change-indicators-ice-sheets","urlDownload":"https://www.epa.gov/sites/default/files/2021-04/ice_sheets_fig-1.csv","dateAccessed":"2024-04-17","datePublished":"2021-04-01","license":{"url":"https://edg.epa.gov/epa_data_license.html","name":"Public domain"}}]}