O RLY? Which part of the physics of the greenhouse effect is pseudoscience?
The important point, in my opinion, is that he sees this as a matter of personal enrichment which, I should think, would tell you what motivates him.
It's like nobody on the whole planet ever does anything for any good reasons. It's always some kind of partisanship or greed. But if people hate themselves, as is obvious if you look at oneself, one will see that self hate requires we have some opinion or another of others or we'd just be nobodies who don't know things and somebody would surely make fun of us. Shit, you can't have that. You would die.