The only sane response is climate activism. Alas, it's not clear what forms of activism have the best impact.

https://newptc75.medium.com/climate-activism-what-works-best-7b50ca938f47

The catch-22 is that until the public demands strong action, politicians will do nothing; but affluent voters are too complacent/selfish to push for effective change, while the poor are too concerned with short-term survival.

Still, we do what we can.