Most CO2 in 3 Million Years
Most CO2 in 3 Million YearsByTWC - Digital•
October 31, 2017
Updated: October 31, 2017, 6:53 am EDTPublished: October 31, 2017, 2:51 am EDTA new study says carbon dioxide levels in 2016 were the highest since at least three millions years ago.
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