After locking carbon dioxide in its frozen soil for millennia, the Arctic tundra is undergoing a dramatic transformation, driven by frequent wildfires that are turning it into a net source of ...

According to the United States National Oceanic and Atmospheric Administration (NOAA)’s 2024 Arctic Report Card, tundra in the Arctic is becoming a net source of carbon dioxide, rather than the ...

The Arctic is rapidly changing from the climate crisis, with no "new normal," scientists warn. Wildfires and permafrost thaw are making the tundra emit ... of data on "vital signs" suggest that ...

For millennia, the Arctic tundra has helped stabilize global temperatures by storing carbon in the frozen ground. Wildfires have changed that, according to the latest Arctic Report Card released ...

From Alaska to Siberia, the Arctic is changing so rapidly that there is no "normal" there now, scientists warn. The consequences reach across the globe. The Arctic tundra now releases more carbon ...

WASHINGTON – The icy region at the top of the globe, lashed by wildfire and pelted with increasingly heavy precipitation, has tipped into “uncharted territory,” scientists reported Tuesday.

Arctic tundra, a frozen treeless biome which has stored carbon for thousands of years, has now become a source of heat-trapping greenhouse gases (GHGs) which are the primary drivers of global warming, ...

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 ... Decades of data ...

Wildfires and thawing permafrost are causing the Arctic region to release more carbon dioxide and methane than its plants remove. The tundra is now a global carbon emitter. Cladonia stellaris ...