Earth's atmosphere hasn't had this much CO2 in millions of years
www.nbcnews.com
New data shows that CO2 levels have broken through 430 parts per million, an indication that human-caused global warming will continue to warp the environment.
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The original was posted on /r/worldnews by /u/RollSafer on 2025-06-05 18:13:42+00:00.

Original Title: Earth’s atmosphere hasn’t had this much CO2 in 30 million years | New data shows that CO2 levels have broken through 430 parts per million, an indication that human-caused global warming will continue to warp the environment.