I believe I saw once an article from the industrial revolution that pollution was having an effect on climate.
playereightyone
joined 2 years ago
https://www.iheart.com/podcast/105-behind-the-bastards-29236323/episode/part-one-kissinger-94160733/
https://www.iheart.com/podcast/105-behind-the-bastards-29236323/episode/part-two-kissinger-94268769/
https://www.iheart.com/podcast/105-behind-the-bastards-29236323/episode/part-six-kissinger-94899290/
That's the one, so it was a bit after the industrial revolution.