From the air, Greenland’s ice sheet, the second largest on Earth, appears to be perfectly still.
http://rss.cnn.com/~r/rss/cnn_tech/~3/174352628/index.html (http://rss.cnn.com/~r/rss/cnn_tech/~3/174352628/index.html).
Seas rise as planet warms, ice sheet melts
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