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15 mai 2019 - Atmospheric CO2 reached 411 ppm in May 2019 (in May 1958 in was 317.5)

Ajouté au bande de temps:

2010s Environmental Timeline

ByVictor V. Motti
30 déc. 2019
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Date:

15 mai 2019
Maintenaint
~ Il y a 6 ans
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