Polar bears in Svalbard archipelago are inbreeding due to sea ice loss

A polar bear within the Svalbard archipelago

Shutterstock / Ondrej Prosicky

As world warming causes Arctic ice to soften away, archipelago-based polar bears are having extra issue reaching one another, particularly throughout mating season, leading to what a analysis group has dubbed an “alarming” drop in gene movement and genetic range on account of inbreeding.

Researchers on the Norwegian Polar Institute in Tromsø have been accumulating small tissue samples from polar bears (Ursus maritimus) inhabiting Svalbard’s islands within the Arctic Barents Sea since 1995. Most of those bears often roam throughout ice paths all through the …

Supply hyperlink