Because photosynthesis grinds to a halt at about 40c. This is what people are missing. Climate change isn’t the world hiding in their apartments with the AC blasting, its cities burning a week after everything seemed fine.

Civilisation takes millennia of stable, plentiful resources to create, and a week without food for 30 percent of the population to utterly destroy.

I’d love to be wrong, if you disagree please say why.