This ought to stir things up royally. Three Australasian scientists have published a study in the Journal of Geophysical Research claiming that virtually none of the observed temperature increases in the Earth’s atmosphere in recent years can be attributed to man-made factors.

Instead, researchers Chris de Freitas at the University of Auckland in New Zealand, John McLean from Melbourne, Australia, and Bob Carter from James Cook University in North Queensland, Australia, ), point to the El Nino-Southern Oscillation (ENSO).