An accelerating greening rate in the Arctic

An accelerating greening rate in the Arctic

Measurements show that temperatures have risen in the Arctic over the past three decades faster than anywhere else in the world. Plant communities in tundra and boreal ecosystems in the far north experienced major changes due the longer growing season. Satellite

Permafrost loss worse climate peril than thought

Permafrost loss worse climate peril than thought

A group of scientists discovered threat to climate change posed by thawing permafrost, which could release stocks of stored carbon, is greater than estimated. The study, published in the British journal Nature, coincides with a 12-day UN conference on climate change,

Arctic tundra wildfires return after 10000-year absence

Arctic tundra wildfires return after 10000-year absence

After a 10,000-year absence, wildfires have returned to the Arctic tundra, and a University of Florida study shows that their impact could extend far beyond the areas blackened by flames.In a study published in the July 28 issue of the journal Nature, UF ecologist Miche