For thousands of years, the Arctic tundra landscape of shrubs and permafrost ... Chukchi and Beaufort sea habitats. However, ringed seals are eating more saffron cod rather than the more ...

“When we put that all together, what we found is that the tundra region has shifted from a carbon sink, which it has been for many thousands of years,” said Susan Natali, an Arctic ecologist ...

For thousands of years, the Arctic tundra landscape of shrubs and permafrost ... Chukchi and Beaufort sea habitats. However, ringed seals are eating more saffron cod rather than the more ...

For thousands of years, the Arctic tundra landscape of shrubs and permafrost ... and Beaufort sea habitats. However, ringed seals are eating more saffron cod rather than the more nutritious ...

The Mulgrave Hills are the farthest west extension of the Brooks Range. Arctic tundra, which for thousands of years was a net sink for atmospheric carbon, is now a net emitter, adding to the ...

For example, ocean acidification is making Arctic waters unlivable for many calcifying creatures, melting permafrost threatens to drain tundra wetlands, and erosion is degrading coastal habitats.

After locking carbon dioxide in its frozen soil for millennia, the Arctic tundra is undergoing a dramatic transformation, driven by frequent wildfires that are turning it into a net source of ...

Known for their remarkable survival skills, Arctic foxes are a vital part of the tundra ecosystem. While the polar bear is ...

Arctic tundra becomes a carbon source For thousands ... Chukchi and Beaufort sea habitats. However, ringed seals are eating more saffron cod rather than the more nutritious Arctic cod.