It's clear his delusion is deeply wrapped up in some personal way to him.   He's been doing it for decades,( looks like he alternate's just who's to blame, typical of conspiracy personality types).

I did read some material that said contrails, which are frozen water crystals can work to trap heat in the atmosphere, but unlike carbon there is no long term effects.      There's been plenty of discussion of geo engeneering with a heating cycle we're not sure  can be keep from rising.