The Arctic is rapidly changing from the climate crisis, with no "new normal," scientists warn. Wildfires and permafrost thaw are making the tundra emit more carbon than it absorbs. From beaver ...

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 that will ...

Foreboding environmental milestones abounded again this year in the Arctic, where experts say dramatic climate shifts are fundamentally altering the ecosystem and how it operates. One recent turning ...

ANCHORAGE, Alaska (AP) - Recent studies show plant life in Alaska's northern forests is declining, while the tundra is seeing accelerated growth triggered by rising temperatures and concentrations of ...

Arctic tundra, which has stored carbon for thousands of years, has now become a source of carbon dioxide. The new research, led by scientists at the Woodwell Climate Research Center in Falmouth, ...

The Arctic is warming at twice the rate as the rest of the planet, and Alaska has seen three consecutive years of record high temperatures. The Alaskan tundra appears to be emitting more carbon ...

After locking carbon dioxide in its frozen soil for millennia, the Arctic tundra is undergoing a dramatic transformation, driven by frequent wildfires that are turning it into a net source of carbon ...