Melting Sea Ice Forcing Polar Bears to Swim Longer Distances, Linked to Increased Mortality of Cubs, Finds New Study Polar bears like this one are having to spend more time in the Arctic water due to less summer sea ice. […]
Melting Sea Ice Forcing Polar Bears to Swim Longer Distances, Linked to Increased Mortality of Cubs, Finds New Study Polar bears like this one are having to spend more time in the Arctic water due to less summer sea ice. […]