Don, weren't CFC banned to deal with ozone issue?
Nuclear war, ever heard of MAD? (Mutually assured destruction)
I've posted before Tim Flannery over egged the pudding.
IIRC! Tony Abbott, open to correction, exactly who, made statements about Greenland becoming useful as farming land again due to climate change. Talk about hedging your bets, as a denier.
As for what happens at the end of this century,possibly no one reading this be alive, and if they are, the grey matter will have deteriorated such that they can't wipe their own smeg.
Fact is we all will kick the bucket, but really is there a requirement to fast track it by wrecking the joint?
Have a nice day.