A team of researchers studying the dynamics of meltwater lakes that form on the surface of Greenland’s glaciers has discovered a previously-undiscovered source of heat that is melting the world’s largest island’s ice sheets from the bottom up: the sheer force of the meltwater draining to the bottom of theread more

A new study shows that the increasing melt of the polar ice sheets is causing the planet’s crust to warp, as the weight of the ice is lessened; causing an upward rebound of the bedrock in the affected regions, and horizontal movement of the landscape. Although the decrease in iceread more