Nobody wants to listen.
When it happens it's basically overnight. Like stretching a rubberband that you pull and pull and think it's fine. Then you pull just a little bit too hard and it snaps. It will be impossible to put it together again.
We are no more than a few years, maybe a decade away from the hottest countries being completely unlivable. We are talking about 2+ Billion people that needs to move in a very short time. It's coming and coming quickly. We're not ready. Billions will die.
"The planet will be fine, it's us humans that are fucked." /Slightly paraphrased George Carlin.
Reddit fumbing their own policies and implementations? Never happened before.