[bserge]

Why is it "either, or"? Tackle both problems. For climate change, space tech is invaluable - we already have the ability to build a solar shade in orbit, it's just extremely expensive. With better space technologies, the cost will go down massively.

The bigger problem is that there's no political will. It will have to be an effort by all countries.

[FlyMoreRockets]

Move polluting heavy industry and manufacturing off planet, There are uncounted resources in the asteroid belt and 24/7 solar energy.