Carbon Dioxide Now More Than 50% Higher Than Pre-Industrial Levels

ENN
Jun 7, 2022, 8:19 pm268 pts
Carbon dioxide measured at NOAA’s Mauna Loa Atmospheric Baseline Observatory peaked for 2022 at 421 parts per million in May, pushing the atmosphere further into territory not seen for millions of years, scientists from NOAA and Scripps Institution of Oceanography offsite link at the University of California…

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