NASA chief scientist Waleed Abdalati, one of the few top ice researchers who wasn't part of the study, praised the work.
"Understanding how and why the ice sheets are changing today better equips us for understanding and predicting how much and in what ways they will change in the future," he said.
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Online:
Science: http://www.sciencemag.org
Ice sheets: http://nsidc.org/cryosphere/quickfacts/icesheets.html
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Seth Borenstein can be followed at http://twitter.com/borenbears
Copyright 2012 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.
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