Well a nuclear exchange between India and Pakistan would cool the Earth temporarily, but it wouldn't help long term: https://www.sciencedaily.com/releases/2019/

Well a nuclear exchange between India and Pakistan would cool the Earth temporarily, but it wouldn't help long term: https://www.sciencedaily.com/releases/2019/10/191002144251.htm https://www.sciencedaily.com/releases/2019/10/191002144251.h... I would expect ocean acidification would actually get worse, since the effects would mimic the 'Year without a Summer' so people would be releasing more carbon to heat their homes.