News & AnalysisClimate Change

No Stopping the Collapse of West Antarctic Ice Sheet

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Science  16 May 2014:
Vol. 344, Issue 6185, pp. 683
DOI: 10.1126/science.344.6185.683

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A disaster may be unfolding—in slow motion. Earlier this week, two teams of scientists reported that Thwaites Glacier, a keystone holding the massive West Antarctic Ice Sheet together, is starting to collapse. In the long run, they say, the entire ice sheet is doomed. It would release enough meltwater to raise sea levels by more than 3 meters.