CO2 levels are the highest since humanity began
On May 13, 2019 by Michelle Turner With 0 Comments
- Tech
CO2 levels on Earth have officially hit 415 parts per million (ppm), according to readings taken at the Mauna Loa Observatory in Huawei. That's the highest level since homo sapiens came onto the planet, meteorologist Eric Holthaus tweeted, and repres…
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