Earth’s future in being written in fast-melting Greenland
by from on (#4NJVD)
![B88834148Z.1_20190820110247_000_G20MNVJR](http://media.zuza.com/4/3/43c77652-b27f-4db6-97a4-4e4aae4ecd7f/B88834148Z.1_20190820110247_000_G20MNVJR.3-0_Content.jpg)
Summer this year is hitting Greenland hard with record-shattering heat and extreme melt. By the end of the summer, about 400 billion metric tons of ice - maybe more - will have melted or calved off Greenland's giant ice sheet, scientists estimate.