It is the consensus of scientists that the warm period in Antarctica was a direct result of 22nd century man’s ability to ship greenhouse gases back in time, it was announced by IPCC’s 127th annual We Have Only Five Years Left symposium
Ironically, ANTarctica is one of the places where there are no ants.
http://www.antweb.org/antblog/2012/04/polar-ants.html