“We don’t know what viruses are lying out there in the permafrost."
“We don’t know what viruses are lying out there in the permafrost."
“We don’t know what viruses are lying out there in the permafrost."
“We don’t know what viruses are lying out there in the permafrost."
A large hole in the Arctic ozone layer that was first observed back in March is now closed.
A large hole in the Arctic ozone layer that was first observed back in March is now closed.