Radiocarbon dates of tiny fossilised marine animals found in Antarctica's seabed sediments offer new clues about the recent rapid ice loss from the West Antarctic Ice Sheet and help scientists make better predictions about ...
Earth Sciences
Jan 16, 2013
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About a dozen killer whales trapped under sea ice appeared to be free after the ice shifted, village officials in Canada's remote north said Thursday, while residents who feared they would get stuck elsewhere hired a plane ...
Plants & Animals
Jan 10, 2013
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A trio of very large-scale, National Science Foundation-funded Antarctic science projects—investigating scientifically significant subjects as varied as life in extreme ecosystems, the fate of one of the world's largest ...
Earth Sciences
Dec 20, 2012
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In the waters off Antarctica, algae grow and live in the sea ice that surrounds the southern continent-a floating habitat sure to change as the planet warms. As with most aquatic ecosystems, microscopic algae form the base ...
Earth Sciences
Dec 18, 2012
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(Phys.org)—Scientists and flight crew members with Operation IceBridge, NASA's airborne mission to study Earth's changing polar ice, are beginning another campaign over Antarctica. Now in its fourth year, IceBridge's return ...
Earth Sciences
Oct 15, 2012
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(Phys.org) -- The Petermann Glacier grinds and slides toward the sea along the northwestern coast of Greenland, terminating in a giant floating ice tongue. Like other glaciers that end in the ocean, Petermann periodically ...
Earth Sciences
Jul 19, 2012
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The North-East Passage, the sea route along the North coast of Russia, is expected to be free of ice early again this summer. The forecast was made by sea ice physicists of the Alfred Wegener Institute for Polar and Marine ...
Earth Sciences
Jun 13, 2012
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The blanket of sea ice that floats on the Arctic Ocean appears to have reached its lowest extent for 2011, the second lowest recorded since satellites began measuring it in 1979, according to the University of Colorado Boulder's ...
Earth Sciences
Sep 15, 2011
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There is no "tipping point" beyond which climate change will inevitably push the Arctic ice cap into terminal melt off, according to a study released Wednesday.
Earth Sciences
Dec 15, 2010
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Operation IceBridge -- a NASA airborne mission to observe changes in Earth's rapidly changing polar land ice and sea ice -- is soon to embark on its fourth field season in October. The mission is now paralleled by a campaign ...
Earth Sciences
Sep 1, 2010
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