News tagged with ice sheet

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West Antarctic Ice Sheet collapse is under way

The West Antarctic Ice Sheet, which holds enough water to raise global seas by several feet, is thinning. Scientists have been warning of its collapse, based on theories, but with few firm predictions or ...

May 12, 2014
4.1 / 5 (55) 71

There's something ancient in the icebox

Glaciers are commonly thought to work like a belt sander. As they move over the land they scrape off everything—vegetation, soil, and even the top layer of bedrock. So scientists were greatly surprised ...

Apr 17, 2014
4.5 / 5 (28) 1

IceBridge starts with sea ice surveys

NASA's Operation IceBridge started the 2014 Arctic campaign with two surveys of sea ice north of Greenland. The two flights follow similar surveys flow in previous years and continue the mission's goals of ...

Mar 14, 2014
4 / 5 (4) 0