Siberia, permafrost

Among the most rapidly changing parts of our planet are the coldest landscapes near the top of the globe, just south of the ...
A decade ago, a mysterious crater appeared in the Russian Arctic, forming a huge jagged hole hundreds of feet wide. Since ...
"We think the water came from the melting of nearby sub-surface ice called permafrost, and that the permafrost melting was ...
Thawing Arctic permafrost releases stored greenhouse gases, transforming the region from a carbon sink to a net source of ...
That's the puzzle scientists have been wrestling with since 2014, when the first 100-foot-wide crater burst through soil that ...