TIL chemist Sherwood Rowland won the Nobel Prize for discovering that CFCs damage the ozone, which shields Earth from UV radiation. His work led to the Montreal Protocol, a global treaty to phase out CFCs, helping heal the ozone.

https://www.theguardian.com/environment/2012/mar/12/ozone-layer-scientist-dies
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1gm237p/til_chemist_sherwood_rowland_won_the_nobel_prize/