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Thanks to climate change, polar bears are not getting enough to eat. Scientists from Washington State University and the U.S. Geological Survey equipped 20 polar bears in northern Canada with ...
Fifteen years after polar bears were listed as threatened, a new study says researchers have overcome a roadblock in the Endangered Species Act that prevented the federal government from ...
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.
"The Arctic is one of the fastest warming regions in the planet," said Flavio Lehner, chief climate scientist for Polar Bears International and assistant professor at Cornell University, who ...
As a result, the diet is less nutritional, which leads to reduced body size and reproduction, thus indicating population decline in polar bears. [92] The Arctic refuge is where polar bears main habitat is to den and the melting arctic sea ice is causing a loss of species. There are only about 900 bears in the Arctic refuge national conservation ...
One of the negative effects of climate change is the decline of polar bear populations. Taylor believes that "Polar bears, as a species, do not appear to be threatened or in decline based on the data that I’ve seen at the present time, although some populations do seem to be experiencing deleterious effects from climate change."
No matter how you debate the finer points, climate change is the overarching concern of Polar Bears International. As Cutting puts it, by 2100, as much as two-thirds of the already dwindling ...
As charismatic megafauna, polar bears have been used to raise awareness of the dangers of climate change. Aurora the polar bear is a giant marionette created by Greenpeace for climate protests. [204] The World Wide Fund for Nature has sold plush polar bears as part of its "Arctic Home" campaign. [205]