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

The last nine years have been the warmest ever recorded in the Arctic Circle, and this year saw a number of new milestones in ...

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

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

The Arctic tundra is no longer the carbon sink it once was. "The tundra, which is experiencing warming and increased wildfire ...

For many reindeer to survive in the wild, this lichen is necessary. Reindeer live in the Arctic tundra (a frigid treeless plain) and the northern boreal woodlands that border the tundra.

lichen. Snow and ice have melted and refrozen, burying it under layers of packed ice. The Arctic is warming faster than other parts of the world due to climate change – nearly four times as fast ...

Ottawa says its focus on the Arctic comes after Russia’s invasion of Ukraine “has shaken the foundations” of international cooperation in the northern region. By Ian Austen Reporting from ...

The patches of lichen you've probably seen growing on tree trunks and park benches might be easy to overlook, but they're actually some of the world's strangest living things. While they're ...

And it's affecting the reindeer. It's affecting life here in the Arctic," added the man, whose employers declined to identify him by his real name. Herders say milder and more unpredictable winters ...