The news that the frigid Arctic tundra ringing the polar region has switched from being a net absorber, or "sink," of ...

Now, as the Arctic climate warms at rates up to four times faster than the planet's average, snow is disappearing sooner in ...

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

The Arctic is also important for global weather as it drives oceanic and atmospheric currents in lower latitudes. It’s one of ...

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