No One Has Ever Proven That Human CO2 Emissions Caused Global Warming

University of Melbourne emeritus professor and geologist Ian Plimer exposes the 'climate scam':
“This is not my opinion. I operate with provable facts... No one has ever proven that human CO2 emissions caused global warming...
And if that [evidence] could be shown, then you would have to show that 97% of the emissions that are natural do not cause global warming.”
Watch the Forum “Global Crisis. The Responsibility” on the Creative Society channel on Rumble: https://rumble.com/c/CreativeSociety