In western Siberia, a rare kind of gas explosion is carving deep, near vertical craters in the tundra. Some of these massive ...

Researchers found that ice can trigger stronger chemical reactions than liquid water, dissolving iron minerals in extreme ...

From the Southeast rainforest to the Arctic tundra, warming conditions are creating a variety of Alaska landslide hazards, ...

Permafrost conditions are often heterogeneous and concealed beneath the surface, becoming evident only when thawing occurs ...

ALEXANDER: Run-of-the-mill permafrost we generally consider one to two meters deep. Yedoma, on the other hand, can go ...

Researchers in Oslo found that the origin of the giant holes in Siberia is not caused by climate change and permafrost thaw ...

Scientists warn warming permafrost is a tipping point: alpine sinks weaken, Arctic plants thrive, and methane and nitrous oxide climb.

By Liz Kimbrough The writer John McPhee once described Alaska’s Salmon River as having “the clearest, purest water” he’d ever seen. Today, that same river runs orange with toxic metals unleashed by ...

Ice can dissolve iron minerals more effectively than liquid water, according to a new study from Umeå University. The ...

Ice does something unexpected to dissolving iron—and it could help explain the Arctic’s strange orange rivers.

Warming of 2°C boosts Arctic permafrost's carbon sink, but this is substantially offset by a weakening sink in alpine regions ...

Warming Arctic permafrost is unlocking toxic metals, turning Alaska’s once-clear rivers into orange, acid-laced streams. The shift, eerily similar to mine pollution but entirely natural, threatens ...