The Grövelsjö mountains in the northern corner of Dalarna are home to the largest colonization of boreal species on the bare mountains. Credit: Tage Vowles A new international study involving ...

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 ...

The change from grasses and sedges to larger, woody-stemmed shrubs, called shrubification, has already had an impact on caribou herds which normally feed on grass, herbs, and lichens. There have been ...

Rapid climate change is upending plant communities in the Arctic, with species flourishing in some areas and declining in others, according to a new study in Nature. The decades-long investigation, ...

A group of muskoxen gather on the Arctic tundra near Kangerlussuaq, Greenland. (Jeff Kerby) The story of Arctic greening has overlooked some main characters. At center stage are climate change and ...

Add Yahoo as a preferred source to see more of our stories on Google. Foreboding environmental milestones abounded again this year in the Arctic, where experts say dramatic climate shifts are ...

Posts from this topic will be added to your daily email digest and your homepage feed. It’s a vicious cycle. Rising temperatures are stoking wildfires in the Arctic, which is leading to more of the ...

Climate change is warming the Arctic tundra about four times faster than the rest of the planet. Now, a study suggests that rising temperatures will spur underground microbes there to produce more ...

A new international study involving researchers from the University of Gothenburg shows that vegetation in the Arctic is changing rapidly as species from nearby forests spread into the tundra. This ...

A member of a fire crew makes their way to the Riley Fire in Denali National Park and Preserve, AlaskaPaul Ollig/National Park Service via AP From Alaska to Siberia, the Arctic is changing so rapidly ...