The melting of ice-rich permafrost can destroy the physical foundation of everything above: tundra and forests, houses and roads. In Alaska, permafrost has warmed in response to air temperatures ...

When permafrost disintegrates, buried ice melts too. As water drains ... Those discoveries led Tape to search photographs for other tundra newcomers. “As soon as I thought about beavers ...

The permafrost in its soil has ... spruce trees and lies to the south of the tundra, is a net source of planet-warming methane, the report found. Sea ice cover also continues its long decline.

And that's just glaciers. There are still the thawing permafrost and melting ice sheets to take into account. All of these, however unpolluted, contain their own microbial worlds. Worlds with ...

The vast frozen terrain of Arctic permafrost thawed several times in North America within the past 1 million years when the world's climate was not much warmer than today, researchers from the United ...

These drifts, which insulate the tundra soil by preventing the chilly winter air from stealing its heat, are part of an experiment interrogating how permafrost—soil that remains frozen even as snow ...

In the vast white expanse around Churapcha in eastern Siberia, the ever more rapid thaw of the permafrost is changing the landscape, cracking up houses and releasing greenhouse gases. A growing ...

Climate change is not only melting ice—it's melting the barriers between ecosystems, animals, and people. 'Permafrost thawing could even release ancient bacteria or viruses that have been frozen ...

As the tundra melts, underground methane is ... Covered almost entirely by permafrost, these are some of the most inhospitable regions on the planet. As the Arctic sea ice retreats, the Northern Sea ...