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Shrinking sea ice forces Polar Bears into "marathon" swims as population declines

Polar Bears Undertaking Marathon Swims, Populations Declining Rapidly as Sea Ice Disappears

The polar bear population in the Beaufort Sea area have declined 50% or more in the last decade. Nearly 7 in 10 of the 100 bears the researchers monitored swam at least 49 km (30.44 mi) in 2012. That’s up 25% from 2007.

The NOAA releases its latest Arctic Report Card

Baked Alaska: Climate Change in the Arctic

Arctic report card – If there’s been any “pause” in global warming, the Arctic  hasn’t seen it. The latest Arctic Report Card issued from the National Oceanic and Atmospheric Administration (NOAA) shows a continued acceleration of climate change in the region. This latest report shows that Arctic air temperatures continue to rise at more than twice the rate of global temperatures,…

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As climate change advances in the Arctic, polar bear populations continue to suffer

Polar Bears are Suffering from the Ravages of Climate Change

The polar bear is emblematic of the Canadian wilderness, but as an apex predator, they are also one of the species most at risk from climate change. The Arctic is experiencing the effects of global warming more than any other place on Earth. Temperatures in the Arctic are rising at almost twice the rate of the rest of the world,…

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Healthier Polar Bears Mean Less PCBs

Polar bears act as a natural litmus test for the amount of PCBs in the enviornment, so healthier polar bears means less PCBs.

Climate change is affecting many more species than polar bears. The National Audubon Society found that 60 percent of the 305 avian species in North America during winter have shifted their ranges northward by an average of 35 miles, thanks to warming temperatures. The American Goldfinch, pictured here, has moved some 200 miles north in the last 40 years

EarthTalk: Wildlife and Global Warming

EarthTalk® is a weekly environmental column made available to our readers from the editors of E/The Environmental Magazine Dear EarthTalk: I know that polar bears are losing ice cover due to climate change, but what are other ways that global warming affects wildlife around the globe? – Hanna Bond, Hartford, CT Although perhaps the best known examples, polar bears certainly aren’t…

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Salazar’s Recent Decision: Are Polar Bear Populations Bound for Inevitable Decline?

With the decision from Interior Secratary Ken Salazar not to reverse his predecessors decision concerning full protection of the polar bear under the Endangered Species Act, the stage is set for the possible rapid decline and eventual extinction of the “King of the Arctic” by mid-century.

EarthTalk: Polar Bears in Trouble and the Promise of Biomass

This week’s EarthTalk from E Magazine discusses the threats facing polar bears and the promise and potential of using biomass as a component to solving our energy challenges.