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Where does air pollution come from?

(ourworldindata.org)
233 points kamaraju | 1 comments | 02 Apr 25 04:25 UTC | HN request time: 0.203s | source
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spwa4 ◴[02 Apr 25 08:39 UTC] No.43554733[source]▶
I wish articles like this would give some attention to how much we've already improved. We used to drive leaded gasoline, for example. The amount of damage that caused puts NOx to shame.
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1. pjc50 ◴[02 Apr 25 10:01 UTC] No.43555159[source]▶
And smoking! And, further back, banning of coal burning in cities, which led to lethal fogs in 1950s London.