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Greenland Ice Melt Rate From 40% to 97% in 2012

A worrisome amount of the Greenland ice sheet has melted in a very short period of time. In just four days, surface melting went from 40% to 97%. Three different satellites revealed melting of snow and ice on Greenland. When images came back from the first satellite, scientists were incredulous.  Instruments on two other satellites, however, proved the images to be accurate. NASA described the melting... 
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