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 ...

Green summer tundra and the rolling Mulgrave Hills in northwestern Alaska's Cape Krusenstern National Monument are seen on July 11, 2011. The Mulgrave Hills are the farthest west extension of the ...

The latest scientific assessments from the far north describe an Arctic that is not just warming, but rapidly crossing ...

The Arctic is heating up with every passing moment, and scientists have detected feedback loops that may be fueling it, ...

Arctic tundra, which has stored carbon for thousands of years, has now become a source of planet-warming pollution. As wildfires increase and hotter temperatures melt long-frozen ground, the region is ...

This was the Arctic’s second-hottest year on record, according to a new NOAA report. The tundra has become a source of emissions, rather than a carbon sink, the authors said. The Arctic is heating up ...

The past water year, October 2024 through September 2025, brought the highest Arctic air temperatures since records began 125 ...

The Arctic can feel like a far-off place, disconnected from daily life if you aren’t one of the 4 million people who live there. Yet, the changes underway in the Arctic as temperatures rise can ...

The Arctic is continuing to warm at a pace far exceeding the rest of the planet, according to the Arctic Report Card 2025.

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 ...

These six award-winning polar images reveal how Arctic wildlife survives at the coldest edge of the living world. Here’s a ...