A third of the Arctic is now emitting climate-changing greenhouse gasses after thousands of years of storing them, according ...

The increase in average temperatures is changing weather and landscapes in the Arctic, speeding up the climate crisis worldwide. For example, beavers are moving into Alaska's tundra and ...

A relatively small amount of groundwater trickling through Alaska's tundra is releasing huge quantities of carbon into the ...

Critical CO2 stores held in permafrost are being released as the landscape changes with global heating, a new report shows.

A new study suggests regions of the Arctic tundra are now releasing more planet-warming gases than they absorb, upending a millennia-old trend.

Animals have had to adapt to the tundra climate in ways that keep them warm and help them find food. Thick fur and small ears help the Arctic fox retain body heat The Arctic fox lives in a cold ...

blocking sunlight and causing the climate to cool rapidly. As the forests receded towards warmer weather, alpine tundra took its place across the Beartooth Plateau. Tundra as a biome is defined by ...

A relatively small amount of groundwater trickling through Alaska's tundra is releasing huge quantities of carbon into the ocean, where it can contribute to climate change.