this post was submitted on 25 Sep 2024
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[โ€“] Sam_Bass@lemmy.world 0 points 1 month ago (1 children)

go read a historybook on the industrial revolution

[โ€“] OsrsNeedsF2P@lemmy.ml 22 points 1 month ago* (last edited 1 month ago)

That would make the air.. less clean now?

Edit: looks like PM2.5 and PM10 levels were 10-100x more around a hundred years ago. Seems like air quality is in fact better now.