Just because it's winter in Alaska doesn't mean you have to stay cooped up indoors. Here are four fun, family-friendly projects to help you embrace the cold.Jill Burke
Worldwide efforts to reduce human emissions of sulfur dioxide and other aerosols have been a victory for environmental and public health advocates. But those pollutants also protect Arctic ice from solar heat. Yereth Rosen
Conditions on the Kenai Peninsula now seem right for another spruce bark beetle outbreak, according to a scientist who studied the massive invasion that felled Kenai forests in the 1990s.Ned Rozell
A new study says polar bears in Alaska and Russia's Chukchi Sea region are spending more time on land in the summers as the amount of summer sea ice in the region continues to shrink. And that could lead to myriad problems -- not only for the bears, but also for the humans they may run into.Chelsea Harvey | The Washington Post
U.S. Sen. Lisa Murkowski says she's "livid" at the federal Food and Drug Administration's approval of genetically modified salmon for human consumption.The Associated Press
The Food and Drug Administration announced Thursday it has approved genetically modified salmon, the first altered animal for human consumption in the United States, drawing an angry response from Alaska politicians.Mary Clare Jalonick | Associated Press
U.S. House Republicans moved forward on plans to overhaul a 50-year-old federal program that uses offshore oil and gas revenues to fund conservation projects that they say has become too focused on acquiring new federal acreage.  Erica Martinson
A lease sale for tracts in state areas on Alaska's North Slope attracted interest from independents exploring for shale oil and from a subsidiary of Armstrong, which beat out ConocoPhillips for Colville River tracts near the NPR-A, where Conoco already has a project.Yereth Rosen
To better understand future sea level rise, NASA and university researchers are working together to produce models of underwater glacier valleys in Greenland.Story Hinckley
Sediment entering the ocean from melting glaciers is changing seawater -- and threatening to disrupt ecosystems on nearby seafloors.Irene Quaile, Deutsche Welle