{"receipt":{"id":"01M4VZH71EWCH8MW6JG5QVWPZN","canonicalUrl":"https://phys.org/news/2026-10-thwaites-glacier-contribute-sea-previously.html","submittedUrl":"https://phys.org/news/2026-10-thwaites-glacier-contribute-sea-previously.html","domain":"phys.org","title":"Thwaites Glacier could contribute twice as much sea-level rise as previously projected","description":"A new ice sheet model developed by glaciologists at the University of California, Irvine and NASA's Jet Propulsion Laboratory projects that the melting of Thwaites Glacier in West Antarctica will contribute up to 30 millimeters (1.2 inches) of sea level rise by 2100—twice previous estimates—even without additional climate 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projects that the melting of Thwaites Glacier in West Antarctica will contribute up to 30 millimeters (1.2 inches) of sea level rise by 2100—twice previous estimates—even without additional climate warming.","derivedFrom":"span","context":"A new ice sheet model developed by glaciologists at the University of California, Irvine and NASA's Jet Propulsion Laboratory projects that the melting of Thwaites Glacier in West Antarctica will contribute up to 30 millimeters (1.2 inches) of sea level rise by 2100—twice previous estimates—even without additional climate warming.","spanStart":0,"spanEnd":332,"status":"unverified","notAutoChecked":null,"namedPersonAllegation":false,"checkableBand":"high","demoted":false,"demotedReason":null,"l3Attempted":true,"createdAt":"2026-10-14T01:13:31.690Z","updatedAt":"2026-10-14T01:22:23.632Z","evidence":[{"id":"01M4VZZTWD8597W6YDX3ZWG6VY","claimId":"01M4VZHGNB04W7WMKG3HS653R6","url":"https://www.iceye.com/newsroom/press-releases/new-30-year-antarctic-study-reveals-massive-ice-loss-uncovered-by-commercial-satellite-radar","domain":"www.iceye.com","quotedSpan":"The research team included scientists from UC Irvine, NASA's Jet Propulsion Laboratory, France's University Grenoble Alpes, and the University of Washington, as well as collaborators from ICEYE Global in Finland and ICEYE US in Irvine, California.","spanVerified":true,"stance":"context","independent":false,"sourceKind":"retrieval","submitterType":"system","correctionId":null,"createdAt":"2026-10-14T01:21:21.039Z"}],"history":[{"id":"01M4VZHJ8PG8DD18HY0C5VXEAY","claimId":"01M4VZHGNB04W7WMKG3HS653R6","fromStatus":null,"toStatus":"unverified","reason":"initial","actorType":"system","createdAt":"2026-10-14T01:13:33.183Z"}],"corrections":[],"editorial":[],"endorsements":[]},{"id":"01M4VZHGNB04W7WMKG3HS653R7","receiptId":"01M4VZH71EWCH8MW6JG5QVWPZN","ord":2,"text":"In a paper published in Nature Communications, the researchers explained that by adjusting a computer model of Thwaites to include the concept of a \"grounding zone\" instead of a \"grounding line,\" they were able to reconstruct historical glacier change from the 1990s to the present that is four times more pronounced than traditional models.","sourceText":"In a paper published in Nature Communications, the researchers explained that by adjusting a computer model of Thwaites to include the concept of a \"grounding zone\" instead of a \"grounding line,\" they were able to reconstruct historical glacier change from the 1990s to the present that is four times more pronounced than traditional models.","derivedFrom":"span","context":"In a paper published in Nature Communications, the researchers explained that by adjusting a computer model of Thwaites to include the concept of a \"grounding zone\" instead of a \"grounding line,\" they were able to reconstruct historical glacier change from the 1990s to the present that is four times more pronounced than traditional models.","spanStart":0,"spanEnd":341,"status":"unverified","notAutoChecked":null,"namedPersonAllegation":false,"checkableBand":"high","demoted":false,"demotedReason":null,"l3Attempted":true,"createdAt":"2026-10-14T01:13:31.690Z","updatedAt":"2026-10-14T01:22:30.358Z","evidence":[{"id":"01M4VZW5WYYXT2T2HXAW762R8J","claimId":"01M4VZHGNB04W7WMKG3HS653R7","url":"https://tc.copernicus.org/articles/15/5705/2021","domain":"tc.copernicus.org","quotedSpan":"At present, however, earth system models with built-in interactive ice sheets remain in their infancy (Vizcaino, 2014) and are not yet able to adequately resolve ice sheet processes such as grounding line migration at the necessary resolution, requiring intermediate steps.","spanVerified":true,"stance":"context","independent":false,"sourceKind":"retrieval","submitterType":"system","correctionId":null,"createdAt":"2026-10-14T01:19:21.253Z"},{"id":"01M4VZYQSCHYS3ADWNA733MWFC","claimId":"01M4VZHGNB04W7WMKG3HS653R7","url":"https://www.dw.com/en/west-antarctic-ice-sheet-collapse-unstoppable/a-17632087","domain":"www.dw.com","quotedSpan":"The second report, published in the journal \"Science,\" uses computer models to study the Thwaites glacier.","spanVerified":true,"stance":"context","independent":false,"sourceKind":"retrieval","submitterType":"system","correctionId":null,"createdAt":"2026-10-14T01:20:45.102Z"}],"history":[{"id":"01M4VZHK115CB2YHZYHVXHEH8F","claimId":"01M4VZHGNB04W7WMKG3HS653R7","fromStatus":null,"toStatus":"unverified","reason":"initial","actorType":"system","createdAt":"2026-10-14T01:13:33.973Z"}],"corrections":[],"editorial":[],"endorsements":[]},{"id":"01M4VZHGNB04W7WMKG3HS653R8","receiptId":"01M4VZH71EWCH8MW6JG5QVWPZN","ord":3,"text":"\"Glaciologists have long based their assumptions of ice sheet dynamics on the 'grounding line,' a discrete, narrow and mostly stable demarcation where ice leaves the land and begins floating on water,\" said lead author Mattia Poinelli, who was a UC Irvine postdoctoral scholar in Earth system science when this study was conducted.","sourceText":"\"Glaciologists have long based their assumptions of ice sheet dynamics on the 'grounding line,' a discrete, narrow and mostly stable demarcation where ice leaves the land and begins floating on water,\" said lead author Mattia Poinelli, who was a UC Irvine postdoctoral scholar in Earth system science when this study was conducted.","derivedFrom":"span","context":"\"Glaciologists have long based their assumptions of ice sheet dynamics on the 'grounding line,' a discrete, narrow and mostly stable demarcation where ice leaves the land and begins floating on water,\" said lead author Mattia Poinelli, who was a UC Irvine postdoctoral scholar in Earth system science when this study was conducted.","spanStart":0,"spanEnd":331,"status":"unverified","notAutoChecked":null,"namedPersonAllegation":false,"checkableBand":"medium","demoted":false,"demotedReason":null,"l3Attempted":true,"createdAt":"2026-10-14T01:13:31.690Z","updatedAt":"2026-10-14T01:22:31.374Z","evidence":[],"history":[{"id":"01M4VZHKS91A8JEK0TV2HJVRZJ","claimId":"01M4VZHGNB04W7WMKG3HS653R8","fromStatus":null,"toStatus":"unverified","reason":"initial","actorType":"system","createdAt":"2026-10-14T01:13:34.749Z"}],"corrections":[],"editorial":[],"endorsements":[]},{"id":"01M4VZHGNB04W7WMKG3HS653R9","receiptId":"01M4VZH71EWCH8MW6JG5QVWPZN","ord":4,"text":"Satellite observations demonstrate the existence of a 'grounding zone,' sometimes kilometers wide, where warm ocean water is reaching deep underneath the ice sheets and causing vigorous melting.\"","sourceText":"Satellite observations demonstrate the existence of a 'grounding zone,' sometimes kilometers wide, where warm ocean water is reaching deep underneath the ice sheets and causing vigorous melting.\"","derivedFrom":"span","context":"\"We have come to acknowledge a different arrangement beneath Earth's major ocean-terminating glaciers. Satellite observations demonstrate the existence of a 'grounding zone,' sometimes kilometers wide, where warm ocean water is reaching deep underneath the ice sheets and causing vigorous melting.\"","spanStart":103,"spanEnd":298,"status":"corroborated","notAutoChecked":null,"namedPersonAllegation":false,"checkableBand":"medium","demoted":false,"demotedReason":null,"l3Attempted":true,"createdAt":"2026-10-14T01:13:31.690Z","updatedAt":"2026-10-14T01:22:40.704Z","evidence":[{"id":"01M4VZY1Y2RMDCP4J56M019BQ4","claimId":"01M4VZHGNB04W7WMKG3HS653R9","url":"https://www.sciencenews.org/article/warm-water-under-thwaites-glacier-melt","domain":"www.sciencenews.org","quotedSpan":"As each rising tide lifts the coastal terminus of the southern continent’s Thwaites Glacier a tiny bit off the seafloor, warm salty water squeezes in underneath, satellite measurements reveal. … Thwaites is especially vulnerable because parts of its grounding zone (where it lifts off its bed and floats on the ocean) sit as far as 1 kilometer below sea level, exposing it to the warmest water.","spanVerified":true,"stance":"supports","independent":true,"sourceKind":"retrieval","submitterType":"system","correctionId":null,"createdAt":"2026-10-14T01:20:22.441Z"}],"history":[{"id":"01M4VZHMHH6TG3GAXT8YB8S33Y","claimId":"01M4VZHGNB04W7WMKG3HS653R9","fromStatus":null,"toStatus":"unverified","reason":"initial","actorType":"system","createdAt":"2026-10-14T01:13:35.524Z"},{"id":"01M4W028YV5DY3VKPDTQ4Y0XBV","claimId":"01M4VZHGNB04W7WMKG3HS653R9","fromStatus":"unverified","toStatus":"corroborated","reason":"l3_supports","actorType":"system","createdAt":"2026-10-14T01:22:40.704Z"}],"corrections":[],"editorial":[],"endorsements":[]},{"id":"01M4VZHGNB04W7WMKG3HS653RA","receiptId":"01M4VZH71EWCH8MW6JG5QVWPZN","ord":5,"text":"Thwaites Glacier is in the Amundsen Sea Embayment sector of West Antarctica, which accounts for roughly one-third of the mass loss from the Antarctic Ice Sheet.","sourceText":"Thwaites Glacier is in the Amundsen Sea Embayment sector of West Antarctica, which accounts for roughly one-third of the mass loss from the Antarctic Ice Sheet.","derivedFrom":"span","context":"Thwaites Glacier is in the Amundsen Sea Embayment sector of West Antarctica, which accounts for roughly one-third of the mass loss from the Antarctic Ice Sheet. In recent decades, Thwaites has undergone rapid retreat and thinning, but scientists have been struggling to reconcile ice sheet models that show slower movement with satellite observations that show substantial ice flow acceleration.","spanStart":0,"spanEnd":160,"status":"corroborated","notAutoChecked":null,"namedPersonAllegation":false,"checkableBand":"high","demoted":false,"demotedReason":null,"l3Attempted":true,"createdAt":"2026-10-14T01:13:31.690Z","updatedAt":"2026-10-14T01:22:42.668Z","evidence":[{"id":"01M4VZZ4MNCMHSKRZ9858QDC2V","claimId":"01M4VZHGNB04W7WMKG3HS653RA","url":"https://science.nasa.gov/earth/earth-observatory/decline-of-west-antarctic-glaciers-appears-irreversible-83672","domain":"science.nasa.gov","quotedSpan":"Called the weak underbelly of the West Antarctic ice sheet, the Amundsen Sea region contains several fast-moving glaciers, including Pine Island, Thwaites, Haynes, Pope, Smith, and Kohler.","spanVerified":true,"stance":"supports","independent":true,"sourceKind":"retrieval","submitterType":"system","correctionId":null,"createdAt":"2026-10-14T01:20:58.245Z"},{"id":"01M4W01DTAGRVJZXY26PPRVJ2C","claimId":"01M4VZHGNB04W7WMKG3HS653RA","url":"https://tc.copernicus.org/articles/15/5705/2021","domain":"tc.copernicus.org","quotedSpan":"E., and Medley, B.: Marine Ice Sheet Collapse Potentially Underway for the Thwaites Glacier Basin, West Antarctica, Science, 344, 735–738, https://doi.org/10.1126/science.1249055, 2014. a … J.: Assessing Uncertainty in the Dynamical Ice Response to Ocean Warming in the Amundsen Sea Embayment, West Antarctica, Geophys.","spanVerified":true,"stance":"context","independent":false,"sourceKind":"retrieval","submitterType":"system","correctionId":null,"createdAt":"2026-10-14T01:22:13.199Z"}],"history":[{"id":"01M4VZHN9WDN96DHG1CJBTFP0P","claimId":"01M4VZHGNB04W7WMKG3HS653RA","fromStatus":null,"toStatus":"unverified","reason":"initial","actorType":"system","createdAt":"2026-10-14T01:13:36.300Z"},{"id":"01M4W02AWVNRCHZ8SREFH4D2D7","claimId":"01M4VZHGNB04W7WMKG3HS653RA","fromStatus":"unverified","toStatus":"corroborated","reason":"l3_supports","actorType":"system","createdAt":"2026-10-14T01:22:42.668Z"}],"corrections":[],"editorial":[],"endorsements":[]},{"id":"01M4VZHGNB04W7WMKG3HS653RB","receiptId":"01M4VZH71EWCH8MW6JG5QVWPZN","ord":6,"text":"In recent decades, Thwaites has undergone rapid retreat and thinning, but scientists have been struggling to reconcile ice sheet models that show slower movement with satellite observations that show substantial ice flow acceleration.","sourceText":"In recent decades, Thwaites has undergone rapid retreat and thinning, but scientists have been struggling to reconcile ice sheet models that show slower movement with satellite observations that show substantial ice flow acceleration.","derivedFrom":"span","context":"Thwaites Glacier is in the Amundsen Sea Embayment sector of West Antarctica, which accounts for roughly one-third of the mass loss from the Antarctic Ice Sheet. In recent decades, Thwaites has undergone rapid retreat and thinning, but scientists have been struggling to reconcile ice sheet models that show slower movement with satellite observations that show substantial ice flow acceleration.","spanStart":161,"spanEnd":395,"status":"unverified","notAutoChecked":null,"namedPersonAllegation":false,"checkableBand":"medium","demoted":false,"demotedReason":null,"l3Attempted":true,"createdAt":"2026-10-14T01:13:31.690Z","updatedAt":"2026-10-14T01:22:31.883Z","evidence":[],"history":[{"id":"01M4VZHP23Q63WKAQWNG901NYW","claimId":"01M4VZHGNB04W7WMKG3HS653RB","fromStatus":null,"toStatus":"unverified","reason":"initial","actorType":"system","createdAt":"2026-10-14T01:13:37.080Z"}],"corrections":[],"editorial":[],"endorsements":[]},{"id":"01M4VZHGNB04W7WMKG3HS653RC","receiptId":"01M4VZH71EWCH8MW6JG5QVWPZN","ord":7,"text":"The UC Irvine-led team worked to calibrate ice sheet models against observations spanning more than 20 years.","sourceText":"The UC Irvine-led team worked to calibrate ice sheet models against observations spanning more than 20 years.","derivedFrom":"span","context":"The UC Irvine-led team worked to calibrate ice sheet models against observations spanning more than 20 years. Using synthetic aperture radar readings from the Finnish ICEYE satellite constellation, the researchers have been able to detect kilometer-scale fluctuations in the grounding zone along the main trunk of Thwaites. The data indicate that seawater penetrates several kilometers beneath grounded ice and lifts it during tidal cycles, flushing the ice with pressurized, warm seawater being pushed to the Antarctic coastline by currents that have been altered by climate change.","spanStart":0,"spanEnd":109,"status":"unverified","notAutoChecked":null,"namedPersonAllegation":false,"checkableBand":"medium","demoted":false,"demotedReason":null,"l3Attempted":true,"createdAt":"2026-10-14T01:13:31.690Z","updatedAt":"2026-10-14T01:22:33.438Z","evidence":[],"history":[{"id":"01M4VZHPTJC6EH89QWGSGZK2F5","claimId":"01M4VZHGNB04W7WMKG3HS653RC","fromStatus":null,"toStatus":"unverified","reason":"initial","actorType":"system","createdAt":"2026-10-14T01:13:37.858Z"}],"corrections":[],"editorial":[],"endorsements":[]},{"id":"01M4VZHGNB04W7WMKG3HS653RD","receiptId":"01M4VZH71EWCH8MW6JG5QVWPZN","ord":8,"text":"Using synthetic aperture radar readings from the Finnish ICEYE satellite constellation, the researchers have been able to detect kilometer-scale fluctuations in the grounding zone along the main trunk of Thwaites.","sourceText":"Using synthetic aperture radar readings from the Finnish ICEYE satellite constellation, the researchers have been able to detect kilometer-scale fluctuations in the grounding zone along the main trunk of Thwaites.","derivedFrom":"span","context":"The UC Irvine-led team worked to calibrate ice sheet models against observations spanning more than 20 years. Using synthetic aperture radar readings from the Finnish ICEYE satellite constellation, the researchers have been able to detect kilometer-scale fluctuations in the grounding zone along the main trunk of Thwaites. The data indicate that seawater penetrates several kilometers beneath grounded ice and lifts it during tidal cycles, flushing the ice with pressurized, warm seawater being pushed to the Antarctic coastline by currents that have been altered by climate change.","spanStart":110,"spanEnd":323,"status":"unverified","notAutoChecked":null,"namedPersonAllegation":false,"checkableBand":"high","demoted":false,"demotedReason":null,"l3Attempted":true,"createdAt":"2026-10-14T01:13:31.690Z","updatedAt":"2026-10-14T01:22:29.301Z","evidence":[],"history":[{"id":"01M4VZHQJZ3EWB7PH30Y1DXWY1","claimId":"01M4VZHGNB04W7WMKG3HS653RD","fromStatus":null,"toStatus":"unverified","reason":"initial","actorType":"system","createdAt":"2026-10-14T01:13:38.640Z"}],"corrections":[],"editorial":[],"endorsements":[]},{"id":"01M4VZHGNB04W7WMKG3HS653RE","receiptId":"01M4VZH71EWCH8MW6JG5QVWPZN","ord":9,"text":"The data indicate that seawater penetrates several kilometers beneath grounded ice and lifts it during tidal cycles, flushing the ice with pressurized, warm seawater being pushed to the Antarctic coastline by currents that have been altered by climate change.","sourceText":"The data indicate that seawater penetrates several kilometers beneath grounded ice and lifts it during tidal cycles, flushing the ice with pressurized, warm seawater being pushed to the Antarctic coastline by currents that have been altered by climate change.","derivedFrom":"span","context":"The UC Irvine-led team worked to calibrate ice sheet models against observations spanning more than 20 years. Using synthetic aperture radar readings from the Finnish ICEYE satellite constellation, the researchers have been able to detect kilometer-scale fluctuations in the grounding zone along the main trunk of Thwaites. The data indicate that seawater penetrates several kilometers beneath grounded ice and lifts it during tidal cycles, flushing the ice with pressurized, warm seawater being pushed to the Antarctic coastline by currents that have been altered by climate change.","spanStart":324,"spanEnd":583,"status":"corroborated","notAutoChecked":null,"namedPersonAllegation":false,"checkableBand":"high","demoted":false,"demotedReason":null,"l3Attempted":true,"createdAt":"2026-10-14T01:13:31.690Z","updatedAt":"2026-10-14T01:22:46.211Z","evidence":[{"id":"01M4VZY6K43PHSP8T8P796PHF1","claimId":"01M4VZHGNB04W7WMKG3HS653RE","url":"https://www.sciencenews.org/article/warm-water-under-thwaites-glacier-melt","domain":"www.sciencenews.org","quotedSpan":"This inrush of seawater forces its way many kilometers inland as it melts the ice from beneath.","spanVerified":true,"stance":"supports","independent":true,"sourceKind":"retrieval","submitterType":"system","correctionId":null,"createdAt":"2026-10-14T01:20:27.491Z"},{"id":"01M4W00MEY20S7ERR01E6EN5ZS","claimId":"01M4VZHGNB04W7WMKG3HS653RE","url":"https://tc.copernicus.org/articles/15/5705/2021","domain":"tc.copernicus.org","quotedSpan":"Bulthuis, K., Arnst, M., Sun, S., and Pattyn, F.: Uncertainty quantification of the multi-centennial response of the Antarctic ice sheet to climate change, The Cryosphere, 13, 1349–1380, https://doi.org/10.5194/tc-13-1349-2019, 2019. a","spanVerified":true,"stance":"context","independent":false,"sourceKind":"retrieval","submitterType":"system","correctionId":null,"createdAt":"2026-10-14T01:21:47.232Z"}],"history":[{"id":"01M4VZHRB8RCDHV24E4TAJJ1AS","claimId":"01M4VZHGNB04W7WMKG3HS653RE","fromStatus":null,"toStatus":"unverified","reason":"initial","actorType":"system","createdAt":"2026-10-14T01:13:39.419Z"},{"id":"01M4W02EBBCWDQFJ93JKJ4E6N4","claimId":"01M4VZHGNB04W7WMKG3HS653RE","fromStatus":"unverified","toStatus":"corroborated","reason":"l3_supports","actorType":"system","createdAt":"2026-10-14T01:22:46.211Z"}],"corrections":[],"editorial":[],"endorsements":[]},{"id":"01M4VZHGNB04W7WMKG3HS653RF","receiptId":"01M4VZH71EWCH8MW6JG5QVWPZN","ord":10,"text":"According to Poinelli, a NASA JPL research affiliate who is now a project scientist at UCLA, this study showed that grounding zone processes are causing accelerated detachment of Thwaites Glacier from stabilizing ridges, leading to more rapid ice flow and deterioration.","sourceText":"According to Poinelli, a NASA JPL research affiliate who is now a project scientist at UCLA, this study showed that grounding zone processes are causing accelerated detachment of Thwaites Glacier from stabilizing ridges, leading to more rapid ice flow and deterioration.","derivedFrom":"span","context":"According to Poinelli, a NASA JPL research affiliate who is now a project scientist at UCLA, this study showed that grounding zone processes are causing accelerated detachment of Thwaites Glacier from stabilizing ridges, leading to more rapid ice flow and deterioration. \"The Thwaites main trunk is being temporarily stabilized by the Mouginot Ridge,\" he said. \"Once that ridge is unpinned, the glacier will continually retreat across a predominantly retrograde seafloor toward its next topographic high, the South Ridge.\"","spanStart":0,"spanEnd":270,"status":"unverified","notAutoChecked":"private_party","namedPersonAllegation":false,"checkableBand":"medium","demoted":false,"demotedReason":null,"l3Attempted":false,"createdAt":"2026-10-14T01:13:31.690Z","updatedAt":"2026-10-14T01:14:35.122Z","evidence":[],"history":[{"id":"01M4VZHS3PEP4Z5EQ3TZ65KZZH","claimId":"01M4VZHGNB04W7WMKG3HS653RF","fromStatus":null,"toStatus":"unverified","reason":"initial","actorType":"system","createdAt":"2026-10-14T01:13:40.199Z"}],"corrections":[],"editorial":[],"endorsements":[]},{"id":"01M4VZHGNB04W7WMKG3HS653RG","receiptId":"01M4VZH71EWCH8MW6JG5QVWPZN","ord":11,"text":"\"The Thwaites main trunk is being temporarily stabilized by the Mouginot Ridge,\" he said.","sourceText":"\"The Thwaites main trunk is being temporarily stabilized by the Mouginot Ridge,\" he said.","derivedFrom":"span","context":"According to Poinelli, a NASA JPL research affiliate who is now a project scientist at UCLA, this study showed that grounding zone processes are causing accelerated detachment of Thwaites Glacier from stabilizing ridges, leading to more rapid ice flow and deterioration. \"The Thwaites main trunk is being temporarily stabilized by the Mouginot Ridge,\" he said. \"Once that ridge is unpinned, the glacier will continually retreat across a predominantly retrograde seafloor toward its next topographic high, the South 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Ridge.\"","derivedFrom":"span","context":"According to Poinelli, a NASA JPL research affiliate who is now a project scientist at UCLA, this study showed that grounding zone processes are causing accelerated detachment of Thwaites Glacier from stabilizing ridges, leading to more rapid ice flow and deterioration. \"The Thwaites main trunk is being temporarily stabilized by the Mouginot Ridge,\" he said. \"Once that ridge is unpinned, the glacier will continually retreat across a predominantly retrograde seafloor toward its next topographic high, the South 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These results predict greater risk of and exposure to coastal flooding than anticipated in the coming decades.\"","spanStart":0,"spanEnd":241,"status":"unverified","notAutoChecked":null,"namedPersonAllegation":false,"checkableBand":"medium","demoted":false,"demotedReason":null,"l3Attempted":true,"createdAt":"2026-10-14T01:13:31.690Z","updatedAt":"2026-10-14T01:22:24.136Z","evidence":[{"id":"01M4VZTNHR7M0ZZVQ1M2B0E969","claimId":"01M4VZHGNB04W7WMKG3HS653RM","url":"https://tc.copernicus.org/articles/15/5705/2021","domain":"tc.copernicus.org","quotedSpan":"Aðalgeirsdóttir, G., Aschwanden, A., Khroulev, C., Boberg, F., Mottram, R., and Lucas-Picher, P.: Role of model initialization for projections of 21st-century Greenland ice sheet mass loss, J.","spanVerified":true,"stance":"context","independent":false,"sourceKind":"retrieval","submitterType":"system","correctionId":null,"createdAt":"2026-10-14T01:18:31.742Z"}],"history":[{"id":"01M4VZHWXPFGJNCEQGWCACY6J6","claimId":"01M4VZHGNB04W7WMKG3HS653RM","fromStatus":null,"toStatus":"unverified","reason":"initial","actorType":"system","createdAt":"2026-10-14T01:13:44.103Z"}],"corrections":[],"editorial":[],"endorsements":[]},{"id":"01M4VZHGNB04W7WMKG3HS653RN","receiptId":"01M4VZH71EWCH8MW6JG5QVWPZN","ord":16,"text":"These results predict greater risk of and exposure to coastal flooding than anticipated in the coming decades.\"","sourceText":"These results predict greater risk of and exposure to coastal flooding than anticipated in the coming decades.\"","derivedFrom":"span","context":"\"Most projections to date have struggled to match the rapidity of the mass loss because of missing physics; our new model with more complete physics is able to match the record and then produces projections that are twice as large as before. 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