The trouble is that climate change has become what philosophers call a “non-falsifiable hypothesis.” Everything—Hurricane Sandy, warm winters, cold winters—is said to be proof of climate change.
via Climateers Caught in the Vortex | Power Line.
Steve Hayward goes on to suggest this exercise…
Try this parlor game out at a cocktail party next time you’re clinking ice-free glasses with a warmist: ask him to specify what climate or weather phenomenon would not be consistent with the general theory of climate change. And then step back and enjoy the fun. Being a climateer is almost as easy as being a Keynesian.
Sounds like a plan.