The Greenland ice sheet melted at a faster rate this month than at any other time in recorded history, with virtually the entire ice sheet showing signs of thaw. The rapid melting over just four days was captured by three satellites. It has stunned and alarmed scientists, and deepened fears…
The Greenland icesheet is more sensitive to global warming than thought, for just a relatively small — but very long term — temperature rise would melt it completely, according to a study published on Sunday. Previous research has suggested it would need warming of at least 3.1 degrees Celsius (5.6…