> Let me is simplify things. Is there a model based on CO2 that explains the variations in global surface temperature of the last 1200-5000 years, as mentioned in the OP's article?
Classic crank tactic: Demand outcomes far beyond anything that's claimed by working scientists, let alone what's necessary to validate the hypothesis in question. Then declare victory for yourself when it turns out that everyone's got better things to do than spend time knocking down straw men.
Demonstrating which end of the Dunning-Kruger spectrum you're at isn't necessarily a great way to win a scientific debate.
Classic crank tactic: Demand outcomes far beyond anything that's claimed by working scientists, let alone what's necessary to validate the hypothesis in question. Then declare victory for yourself when it turns out that everyone's got better things to do than spend time knocking down straw men.
Demonstrating which end of the Dunning-Kruger spectrum you're at isn't necessarily a great way to win a scientific debate.