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 ...

Tundra describes the Arctic’s tree-less ... But it adds to the many ways life in the Arctic is getting harder. Caribou populations have dropped by 65 percent over the last few decades as global ...

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 ...

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The consequences reach across the globe. The Arctic tundra now releases more carbon than it naturally draws down from the sky, as wildfires burn down its trees and permafrost thaw releases potent ...

After storing carbon dioxide for millennia in frozen soil, the Arctic tundra has now become a source of emissions. “Our observations now show that the Arctic tundra, which is experiencing ...

The Mulgrave Hills are the farthest west extension of the Brooks Range. Arctic tundra, which for thousands of years was a net sink for atmospheric carbon, is now a net emitter, adding to the ...

"Our observations now show that the Arctic tundra, which is experiencing warming and increased wildfire, is now emitting more carbon than it stores, which will worsen climate change impacts," said ...

But the Arctic has warmed up at a faster rate than the planet as a whole during that period and its tundra is now releasing more carbon dioxide than it stores, according to scientists’ annual ...