Source:
http://article.wn.com/view/2011/03/03/Some_Antarctic_ice_forms_from_the_bottom_up_6/
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Saturday, March 5, 2011
Some Antarctic ice forms from the bottom up
By Alister Doyle, Environment Correspondent OSLO (Reuters) - Some of Antarctica's ice sheet is formed by water re-freezing from below not just by snow falling on top as was traditionally thought, findings showed on Thursday that will help scientists project effects of climate change. Experts are seeking to understand the frozen continent since even a small thaw could swamp low-lying coastal areas and cities. Antarctica contains enough ice to raise world sea levels by about 57 meters (187 ft) if it ever all melted....
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