This current trend of finding any kind of cynical counter argument against a phenomenon whose evidences keep piling up is something that comes already from the 00's. It's the same thing with vaccines, it's the same thing with creationism and to a smaller extent it was the same thing with the flat earth theory.
One side of the "debate" is not really interested in debating anything. They are only interested in propagating outrageous and colorful conspiracy theories that in their minds piss off people who disagree with them politically.
When the planet goes down to drain in 20, 30 years these same people either will be dead or will come up with some kind of excuse saying that in spite of the climate catastrophe all that was needed to save the planet from a global green dictatorship.