Vast areas — up to 25 percent of the exposed land surface on earthm — are underlain by permafrost, including isolated pockets in the Alps and Pyrenees, and on mountain slopes in southern and ...

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 ...

In the vast white expanse around Churapcha in eastern Siberia, the ever more rapid thaw of the permafrost is changing the ...

A BABY mammoth has gone under the knife – after being preserved in Siberian permafrost for 130,000 years. Russian scientists carried out a necropsy on the long-dead mammoth calf, nicknamed Yana.

These points of no return are specific moments when the planet has warmed so much that certain effects become irreversible.

When permafrost thaws, methane-producing microbes—known as methanogens—kick into action. They consume the carbon-rich material and belch out methane gas, which can bubble up through lakes and ...

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 ...

Russian scientists have cut open and examined a 130,000-year-old baby mammoth preserved in Siberian permafrost. The yearling mammoth, nicknamed "Yana," was first unveiled in December 2024.