NATURE26 October 2022
https://www.sciencealert.com/ancient-15000-year-old-viruses-found-in-melting-tibetan-glaciers
Bacteriophages on a bacterium.(Graham Beards/Wikimedia Commons/CC BY-SA 3.0)
Ancient creatures are emerging from the cold storage of melting permafrost, almost like something out of a horror movie.
From incredibly preserved extinct megafauna like thewoolly rhino, to the 40,000-year-old remains of agiant wolf, andbacteria over 750,000 years old.
Not all of these things are dead.
Centuries-old mosswas able to spring back to life in the warmth of the laboratory. So too, incredibly, were tiny42,000-year-old roundworms.
These fascinating glimpses of organisms from Earth’s long distant past are revealing the history of ancient ecosystems, including details of the environments in which they existed.
But the melt has also created some concerns aboutancient virusescoming back to haunt us.
“Melting will not only lead to the loss of those ancient, archived microbes andviruses
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