Climate Central: The shell of ice that covers the Arctic Ocean is nearing its yearly low point and projections suggest that it will be among the four lowest summer minimums on record. If melt rates are speedy enough, there's a chance it could even take the number two spot, forecasters said Wednesday, as the ice continues its decades-long, warming-driven decline.
The sea ice that caps the Arctic Ocean naturally waxes and wanes with the seasons, reaching its maximum area at the end of winter, before the reemergence...