In short, we aren’t on track to an apocalyptic extinction, and the new head is concerned that rhetoric that we are is making people apathetic and paralyzes them from making beneficial actions.
He makes it clear too that this doesn’t mean things are perfectly fine. The world is becoming and will be more dangerous with respect to climate. We’re going to still have serious problems to deal with. The problems just aren’t insurmountable and extinction level.
However the science is not in on what would sway those unwinnable people and where we hit the tradeoff of hitting the alarm enough to win over a few more vs overwhelming and numbing the very people we need.
I find it interesting (in a dark way) that he thinks we’ve reached this point. I have to admit I’ve mostly dismissed a lot of the complaints as mere internet kvetching. Nope, that’s real too