The recent heat wave that baked both Europe and North America also had a major impact on the world’s largest island: temperatures across Greenland spiked during the same time period, causing a major melt event that released 18 billion tons of water over a three-day period, enough to cover the entirety ofread more

For the first time in recorded history rain has fallen at Greenland’s Summit Camp, lasting several hours, this event melted more than a third of a million square miles of ice in one day. At 5:00 AM local time on August 14, the temperature at Summit Camp, at an elevation ofread more