A seemingly minor trickle of groundwater beneath Alaska’s tundra is quietly releasing vast amounts of carbon into the ocean.

and treeless tundra, is now a source of carbon rather than a sink. If emissions from wildfires were added to the mix, that percentage rose to 40. A greening Arctic also doesn’t translate to net ...

The team found that 34 percent of the ABZ, which includes the wetlands, boreal forests, and treeless tundra, is now a source of carbon rather than a sink. If emissions from wildfires were added to the ...

A relatively small amount of groundwater trickling through Alaska’s tundra is releasing huge quantities ... it can bring a huge quantity of carbon along with it. “The Arctic coast is changing in front ...

A relatively small amount of groundwater trickling through Alaska's tundra is releasing ... it can bring a huge quantity of carbon along with it. "The Arctic coast is changing in front of our ...

Large swathes of one of Earth's largest carbon sinks are now emitting rather than capturing CO 2. More than a third of the Arctic-Boreal Zone (ABZ) – including the tundra, forests, and wetlands around ...

A third of the Arctic’s tundra, forests, and wetlands have become ... In a warming world, the researchers say that the carbon cycle in the region is beginning to change and needs better monitoring.

A blizzard whips the Danish, Greenlandic and Faroe Islands flags above the Joint Arctic Command headquarters overlooking the harbor of Nuuk, the capital of Greenland. The small military outpost ...