National Snow & Ice Data Center, Greenland’s ice sheet experienced temperatures above freezing for about nine hours on Aug.
14, allowing rain to fall. It’s an alarming sign for the ice sheet that has seen melting events occur more frequently in recent years.It marks the third time in less than a decade that the National Science Foundation’s Summit Station observed temperatures above freezing and wet snow.
Just a month ago, Greenland experienced a melting event on a scale large enough to cover the entire state of Florida in two inches of water.RELATED: Greenland ice melting event could cover Florida in 2 inches of water"That's not a healthy sign for an ice sheet," Indrani Das, a glaciologist with Columbia University's Lamont-Doherty Earth.