Science

The Fish and Wildlife Service acknowledges that Arctic climate change is the top threat to polar bears, but it says its ability to take action is limited to tasks that fall short of greenhouse gas restrictions. Yereth Rosen

A new, comprehensive report tracks loss of northern Alaska coastline since the late 1940s. The erosion, packed into a few months a year, is some of the most dramatic in the nation, researchers say.

Alaska Dispatch News
A new, comprehensive report tracks loss of northern Alaska coastline since the late 1940s. The erosion, packed into a few months a year, is some of the most dramatic in the nation, researchers say.Yereth Rosen
The new research provides evidence that is not only consistent with — but also strengthens — the growing body of research on the benefits of nature exposure. Granted, brain scan research can be controversial – and conditions like depression seldom have a single, simple cause. Chris Mooney
Alaska’s growing shellfish farming industry could be in trouble if it can’t overcome increasing ocean acidification, according to a new report published in the scientific journal PLOS ONE. Erica Martinson
About a third of the world's polar bears could be in imminent danger from greenhouse gas emissions in as soon as a decade, a U.S. government report shows.Mark Thiessen | Associated Press
A regulation meant to protect Arctic walruses prohibits simultaneous operation of two drill rigs within 15 miles of each other. That means Shell's Chukchi well sites, which are clustered together, likely won't be drilled simultaneously, an Interior spokeswoman says. Yereth Rosen
As Arctic sea ice melts, it could disrupt a powerful Atlantic Ocean current that regulates temperatures in Western Europe and the East Coast of North America.Chelsea Harvey | The Washington Post

Scientists find genetic divide between city moose and country moose

June 30, 2015 - 7:04am -- krestia
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Bill Roth / ADN

A new study finds that Anchorage moose have greater genetic diversity than do moose on the Kenai Peninsula, and that the two populations have very different genetic structures.

A new study finds that Anchorage moose have greater genetic diversity than do moose on the Kenai Peninsula, and that the two populations have very different genetic structures. Yereth Rosen
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