As climate change warms the Arctic, permafrost is thawing, and carbon trapped within the soil is moving into the atmosphere.

For many years, scientists have been discussing whether the population in mountain regions is increasingly at risk from ...

Thawing permafrost has released so much methane into Esieh Lake near Fairbanks, Alaska that the air above it is flammable. Credit: Katey Walter Anthony/ University of Alaska Fairbanks ...

For many years, scientists have been discussing whether the population in mountain regions is increasingly at risk from meltwater floods, as melting ...

Does flooding from melting glaciers pose a growing danger in the high mountains? Not necessarily, as a study led by the ...