Beavers are invading Alaska's Arctic tundra as it warms, transforming the landscape like wildfire. Satellite images show rivers turning into trains of lush ponds as beavers build their dams. The ...

When Cyrus Harris first saw a beaver during a camping trip in the tundra territory in the far northwest of Alaska in 1988, the discovery created a stir in his hometown of Kotzebue. “That made big news ...

Tundra swans — at 15 pounds and with a wingspan of almost 6 feet — are now touching down on the ponds and snowfields of Alaska. Not too long ago, Alaska scientists discovered more about where the ...

A tundra wildfire continued to creep closer to an Alaska Native community in southwest Alaska, but mandatory evacuations have not been ordered, fire officials said Sunday. The East Fork fire was ...

A lightning-sparked fire that has burned about 2,000 acres of Arctic Alaska tundra is the biggest wildfire on the North Slope in eight years. The Ikpikpuk Fire, which bears the name of a 195-mile ...

A multidisciplinary approach in reconstructing the history of the fire in Alaska found high activity to be recorded from ...

The North Star Fire Crew clears brush around power poles on the road between St. Mary's and Pitka's Point on June 11, 2022. The crew is made up of firefighters in training from around the country.

For weeks, wildfires have raged across Alaska’s vast Southwest region — threatening villages, burning up hundreds of thousands of acres and pushing smoke far across the state. Fire on the Southwest ...

PORTLAND – In the next 100 years, Alaska will experience a massive loss of its historic tundra, as global warming allows these vast regions of cold, dry, lands to support forests and other vegetation ...