Ancient viruses and bacteria that have been cryogenically frozen for millennia are waking up, due to global warming. Siberia's permafrost and Greenland's glaciers are melting and thawing, releasing spores that haven't been seen on Earth in millions of years. Can there be a silver lining to this horrifying turn of events? And will Anthony and Jeff discover it, or just melt into their own puddle of anxiety?

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