Serreze says sea ice cover was “really low” this winter in the Barents Sea, off the northern coasts of Norway and Russia. In the Beaufort Sea, north of the Northwest Territories, there have been some of the biggest losses of summer sea ice, he said. If there is no summer sea ice in the Beaufort Sea, it means the “seasonal” ice that forms in the winter is relatively thin. Disappearing summer sea iceNot all Arctic sea ice behaves the same way. “That’s because the basic circulation of the sea ice cover packs the ice up against the shore there.

Source: CBC News April 10, 2023 12:58 UTC