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The key danger for polar bears posed by the effects of climate change is malnutrition or starvation due to habitat loss.Polar bears hunt seals from a platform of sea ice. Rising temperatures cause the sea ice to melt earlier in the year, driving the bears to shore before they have built sufficient fat reserves to survive the period of scarce food in the late summer and early fall.
Polar bear. The polar bear (Ursus maritimus) is a large bear native to the Arctic and nearby areas. It is closely related to the brown bear, and the two species can interbreed. The polar bear is the largest extant species of bear and land carnivore, with adult males weighing 300–800 kg (660–1,760 lb). The species is sexually dimorphic, as ...
Thomas D. Mangelsen (born January 6, 1946) is an American nature and wildlife photographer and conservationist. He is most famous for his photography of wildlife in the Greater Yellowstone Ecosystem, as he has lived inside the zone in Jackson, Wyoming, for over 40 years. In 2015, he and nature author Todd Wilkinson created a book, The Grizzlies ...
Description Endangered arctic - starving polar bear.jpg. English: In summer, some polar bears do not make the transition from their winter residence on the Svalbard islands to the dense drift ice and pack ice of the high arctic where they would find a plethora of prey. This is due to global climate change which causes the ice around the islands ...
Sebnem Coskun/Anadolu via Getty Images. A pair of polar bears attacked and killed a worker at a remote government radar site in the Canadian Arctic, the facility's operator said, marking at least ...
Uri and Helle Løvevild Golman. Polar bear in the Arctic. A rare attack by two polar bears has killed a worker at a remote radar station in the Canadian Arctic. The unidentified victim was ...
Arctic National NWR. The Arctic National Wildlife Refuge (ANWR, pronounced as “ ANN-warr ”) or Arctic Refuge is a national wildlife refuge in northeastern Alaska, United States, on traditional Iñupiaq and Gwich'in lands. The refuge is 19,286,722 acres (78,050.59 km 2) of the Alaska North Slope region, with a northern coastline and vast ...
August 14, 2024 at 3:35 AM. [Getty Images] Two polar bears killed a worker at a remote Arctic radar station in Canada's northern Nunavut territory, prompting an investigation into the rare fatal ...