Scientists have quantified how much climate change has driven the population decline of polar bears living in Canada's Hudson ...

The touching image shows a polar bear curled up on the side of an iceberg ... which migrate between Svalbard and the Russian Arctic Islands, according to the Natural History Museum.

Russian scientists who are currently besieged ... Species and the Red Book of Russia as an endangered species. Polar bear hunting has been banned in the country since 1957.

Argentina in this 2010/11 campaign has been supplying Antarctic bases and stations with support from a Russian polar vessel equipped with an icebreaking bow and its own Navy units. Chartered ...

ARKHANGELSK, September 14. /TASS/. A helicopter today delivered dogs and flares to the polar-bear besieged Russian Arctic weather station on the Troynoy island in the Kara Sea, Vassiliy Shevchenko ...