I have some very strong opinions about Mr. Siegel. I am very familiar with his "work". He is a shill for the Fossil Fuel interests.

See:

Anthropogenic Particulate is a form of Geoengineering To understand what it’s going to do, we can look to the recent past.

Currently he is "grooming" his audience to believe that the disaster that is unfolding is "natural" and just "natural variation". Mr. Siegel is a skillful liar.

Let’s dissect a disinformation campaign