Across much of the world, planting more trees means more carbon is stored, and global warming is reduced. That's the thinking ...

Tundra describes the Arctic’s tree-less plains, where shrubs, grasses, and mosses grow and take in carbon dioxide through photosynthesis. Plants eventually release that CO2 back into the ...

Arctic tundra, which for thousands of years ... in Alaska’s Cape Krusenstern National Monument on Aug. 31, 2008. Tundra plants absorb atmospheric carbon in the summer, when they use sunlight ...

and plant life bloomed across the tundra at a near-record pace. As the Arctic reacts to the planet-warming gases that humans have pumped into the atmosphere, the region is swiftly transforming and ...

By Rachel Cassandra The Arctic tundra shifted this past year from capturing carbon to releasing it, which means it’s now ...

The Arctic tundra, a critical “carbon sink” for thousands ... including wildfires, plant and microbial changes, and thawing permafrost. Permafrost is ground that is permanently frozen, which ...

That has mainly been due to carbon uptake from plants, which regulate ... But warming air temperatures in the Arctic are breaking down permafrost across the tundra, in some cases, severely.

The Arctic tundra now releases more carbon than it naturally ... than carbon dioxide — as bacteria in the soil digest thawing plant matter. Meanwhile, rising Arctic temperatures are driving ...