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comment by user-inactivated
user-inactivated  ·  2185 days ago  ·  link  ·    ·  parent  ·  post: Friday Fun Facts Four

https://pubs.usgs.gov/pinatubo/self/

so whatever aerosols volcanoes launch into the air have a negative effect on ozone. note: they also raise the earth's albedo and therefore cause cooling, but in the long run, from an earth-cooling perspective, do more harm than good