European colonizers' mass killing of Native Americans caused change in climate: study - The Hill

European colonizers who arrived in the Americas caused death and disease to the point that it sparked what some have called the first major human-induced change in the Earth’s climate, a new study has found.....
https://thehill.com/blogs/blog-briefing-room/news/428103-european-colonizerss-mass-slaughter-of-native-americans-caused