A chart provided by the study authors shows how rapidly Greenland's melt has accelerated, and how unprecedented it is compared to rates that occurred over the last 12,000 years./Credit: Bob Wilder/University at Buffalo
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Greenland's ice sheet is melting as fast as at any time in the last 12,000 years, study shows
We've known for some time now that Greenland's ice sheet is melting at an alarming rate.
