Atmospheric CO2 Concentration
Above 400 ppm for the first time in at least 800000 years
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Uploaded on April 25, 2017
Taken on April 22, 2017
Atmospheric CO2 Concentration
Above 400 ppm for the first time in at least 800000 years
137
views
1
fave
1
comment
Uploaded on April 25, 2017
Taken on April 22, 2017