The Resurrection of Zombie Viruses through Climate Change.

Climate change is causing permafrost to thaw, releasing ancient viruses that have been frozen for millions of years. While most of these "zombie viruses" are harmless to humans, there are concerns that deadly diseases could be revived. Anthrax, a bacterial disease that can be fatal, has already been found in thawing permafrost. Other dangerous diseases could also be lurking beneath the ice, making their resurgence and potentially fatal consequences not a matter of if, but when.