this post was submitted on 25 Aug 2024
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[โ€“] hexaflexagonbear@hexbear.net 17 points 1 month ago* (last edited 1 month ago) (1 children)

easily decades ago

Decades ago (in the early 2000s) it was considered settled science and taught in schools (in Canada at least). It was studied by scientists at oil companies decades before that. It's been known for like 50 years now, almost an entire lifetime.

[โ€“] davel@lemmy.ml 10 points 1 month ago

More than half of all the carbon emissions humans have ever produced were produced in those 50 years[1].