Believing Ocaseio-Cortez is a positive influence on politics shows your politics have overpowered your ability to think logically. If people are in despair because of a perceived climate collapse, I think they would be in despair for another reason if not climate change. Like the Mayan armageddon predictors just knew the world would end in 2012. Or the Hale Bob comet believers. Just people who need to believe in an imminent catastrophy.