As the world warms up, vast tranches of permafrost are melting, releasing material that's been trapped in its icy grip for years.
– could be much more problematic for public health, especially as the Arctic becomes more populated.
"The situation would be much more disastrous in the case of plant, animal, or human diseases caused by the revival of an ancient unknown virus,""It is therefore legitimate to ponder the risk of ancient viral particles remaining infectious and getting back into circulation by the thawing of ancient permafrost layers."detailing the discovery of a 30,000-year-old virus.
Many of the viruses that will be released as the ice thaws will be completely unknown to us – although it remains to be seen how infectious these viruses will be once they're exposed to the light, heat and oxygen of the outdoor environment. These are all areas that could be investigated in future studies.agrees that these giant viruses are just the start when it comes to exploring what lies hidden beneath the permafrost.
wasn't involved in the current study, he has plenty of experience resuscitating ancient plant viruses. "If the authors are indeed isolating live viruses from ancient permafrost, it is likely that the even smaller, simpler mammalian viruses would also survive frozen for eons," Delwart told
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