Antarctic sea ice has been disappearing over the last several summers. Now, climate scientists are wondering whether it will ever come back.
Deception Island, Antarctica. A small boat glides around patches of sea ice in the water off Deception Island in Antarctica. Sea ice in the region grows from a minimum in summer to a maximum in winter, but in the last several years, the sea ice extent has been shrinking in summer. (Image credit: karenfoleyphotography / [...]