claim: The Greenland and Antarctic ice sheets have decreased in mass.
evidences.evidence_id: Greenland ice sheet:10
evidences.article: Greenland ice sheet
evidences.evidence: From about 11 million years ago to 10 million years ago, the Greenland Ice Sheet was greatly reduced in size.
evidences.votes: SUPPORTS SUPPORTS NOT_ENOUGH_INFO
evidences.evidence_id: Greenland ice sheet:142
evidences.article: Greenland ice sheet
evidences.evidence: Also snowfall was unusually low, which led to unprecedented negative −65 km3 (−15.6 cu mi) Surface Mass Balance.
evidences.votes: SUPPORTS NOT_ENOUGH_INFO NOT_ENOUGH_INFO
evidences.evidence_id: Greenland ice sheet:146
evidences.article: Greenland ice sheet
evidences.evidence: Analysis of gravity data from GRACE satellites indicates that the Greenland ice sheet lost approximately 2900 Gt (0.1% of its total mass) between March 2002 and September 2012.
evidences.votes: SUPPORTS SUPPORTS SUPPORTS
evidences.evidence_id: Ice sheet:26
evidences.article: Ice sheet
evidences.evidence: The Greenland, and possibly the Antarctic, ice sheets have been losing mass recently, because losses by ablation including outlet glaciers exceed accumulation of snowfall.
evidences.votes: SUPPORTS SUPPORTS SUPPORTS
evidences.evidence_id: Retreat of glaciers since 1850:1187
evidences.article: Retreat of glaciers since 1850
evidences.evidence: "Increasing rates of ice mass loss from the Greenland and Antarctic ice sheets revealed by GRACE".
evidences.votes: SUPPORTS SUPPORTS SUPPORTS