LOL! Oh I'm skeptical
Don't read Hedonistic Heinlein anymore.
This theoretical one was far worse than just an ice age. The boffins haven't been able to figure out how it was reversed.
So the planets gonna heat up and we're all gonna die. Quick, let's attempt to put a mop bucket under Niagra Falls - and fail at that.
The real problem is overpopulation....
Pete