Greenland’s Ice Sheet is Melting So Fast Right Now, Scientists Thought It Was An Error

On Monday, Greenland began to melt. Parts of Greenland melt every year and the whole thing freezes again each winter, but lately, thanks to global warming, the melting has come earlier and then peaked in the summer at higher levels than usual. Even in light of these trends, Monday’s melt was unlike anything the scientists studying Greenland have ever seen—it was so different, in fact, that they thought the data was wrong....
http://www.slate.com/blogs/the_slatest/2016/04/13/greenland_is_melting_much_faster_than_scientists_expected.html