By Elizabeth Devitt Sea ice extent is at record, and near record, lows for this time of year in both polar regions, leaving ...

“As the sea ice melts, more solar radiation is absorbed by the ocean, because you don’t have this protective cover of the sea ice,” he said. Last month’s record low for the global sea ice ...

When highly reflective snow and ice give way to dark blue ocean, the same amount of the sun's energy that was bounced back into space is absorbed by water instead, accelerating the pace of global ...