Summers have several weeks of continuous daylight - the Sun shines virtually 24 hours a day, which is why the Arctic is also called the Land of the Midnight Sun. Winters are long and dark, and ...

Tundra thawing from climate change burps up huge amounts of previously frozen methane, accelerating the process further. Beetles are no longer killed by cold winters, so they kill millions of ...

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 ocean, where it can contribute to climate change.

The Arctic tundra is now emitting more carbon dioxide than it absorbs, according to the latest Arctic Report Card released by the US National Oceanic and Atmospheric Administration (NOAA).

Filmed in the Canadian Arctic, this program identifies and explores the physical and human factors, including climate change that affect carbon and water cycles in the tundra. Stages 4-5 Science and ...

Parts of the Arctic tundra are now releasing more planet-warming gases than they absorb, an international study published Tuesday suggests, upending a millennia-old trend and raising concerns about a ...