The Arctic tundra, a critical “carbon sink” for thousands of years, is now releasing more of the greenhouse gas than it takes in, scientists have announced. Carbon sinks like the Arctic play crucial ...

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 Arctic Circle — and the sovereignty of its biggest island, Greenland — is back in the international geopolitical spotlight. "We need Greenland for national security and even international security ...

Authors: Twila A. Moon, University of Colorado Boulder; Matthew L. Druckenmiller, University of Colorado Boulder, and Rick Thoman, University of Alaska Fairbanks The Arctic can feel like a far-off ...

The number of wildland fires burning in the Arctic is on the rise, according to NASA researchers. Moreover, these blazes are burning larger, hotter, and longer than they did in previous decades.

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, ...

Scientists recently combined satellite data, field observations and sophisticated numerical modeling to paint a picture of how 22.45 million square kilometers of the Arctic will change over the next ...

COLUMBUS, Ohio – An Ohio State University geologist today outlined a new plan to oceanographers that would consolidate much of the world’s studies on the Arctic region into a global observation ...