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Tomorrow Today

Disappearing Permafrost

We visit German climate researchers in the northern Siberian wilderness of the Lena Delta. They’re studying how the thawing of permafrost is affecting climate change.

Watch video 06:16

Siberia’s frozen soil contains large quantities of dead plant matter. The researchers have found that rising temperatures are facilitating the production and release of greenhouse gases by tiny organisms living in the ponds and lakes there.