456 by wang42 | 461 comments on Hacker News.
New best story on Hacker News: CO2 in the atmosphere just exceeded 415ppm for the first time in human history
CO2 in the atmosphere just exceeded 415ppm for the first time in human history
456 by wang42 | 461 comments on Hacker News.
![librobucher]()
456 by wang42 | 461 comments on Hacker News.
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