Lehrer chose to distort subjects that are easily objectively verifiable, i.e., what Bob Dylan said or did in a publicly broadcast TV series watched by thousands

Lehrer chose to distort subjects that are easily objectively verifiable, i.e., what Bob Dylan said or did in a publicly broadcast TV series watched by thousands of hardcore Dylan fans. Climate change is verifiable, but not easily, and most evidence is unfortunately circumstantial. Furthemore, the significance of what this means is not settled, which makes the issue political rather than scientific.