Greenland ice sheet melt 'off the charts' compared with past 4 centuries

Surface melting across Greenland's mile-thick ice sheet began increasing in the mid-19th century and then ramped up dramatically during the 20th and early 21st centuries, showing no signs of abating, according to new research. The study provides new evidence of the impacts of climate change on Arctic melting and global sea level rise.

Provided by WHOI

Runtime: 1:50

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