Video Friday: Evidence for Climate Change Before Al Gore, Computer Models, or the IPCC

Today's video from Potholer54 (a.k.a. Peter Sinclair) dispels the myth that evidence for climate change is based solely on computer models, or some sort of hoax designed to make Al Gore rich, or a massive conspiracy by a cabal of power-hungry, grant-seeking climate scientists operating under the aegis of the IPCC. It's stuff your great grandfather knew.