For millennia, the tundra regions of the Arctic drew in carbon from the atmosphere and locked it in permafrost. That is the ...

The Arctic tundra has historically helped reduce global emissions. But rising temperatures and wildfires in the region are ...

Fires, intensified by climate change, release carbon trapped in soil and plants. More frequent infernos have now transformed ...

Wildfires and thawing permafrost are causing the region to release more carbon dioxide than its plants remove, probably for ...

Increasingly frequent and severe wildfires have become a yearly concern for many Arctic communities, and a chapter of a new U ...

For millennia, Arctic ecosystems have stored more carbon dioxide than they release, but that has shifted as warming ...

Arctic tundra is releasing greenhouse gases into the atmosphere as hotter temperatures melt frozen ground and wildfires ...

Scientists’ annual report card on the polar region finds that its vast tundra is releasing more CO2 than it stores, a ...

The Arctic experienced its second-hottest year on record, according to a NOAA report. The Arctic tundra has become a source ...

Wildfires and thawing permafrost are causing the Arctic region to release more carbon dioxide and methane than its plants ...

The shift from storing carbon dioxide to releasing it could have widespread implications for climate change, according to ...

NOAA scientists and affiliated researchers have documented profound change in the frozen north as U.S. government science ...