Minnesota Star Tribune

CO2 for Feb. 11 -- 400.86 parts per million

Carbon dioxide concentration in the air

February 13, 2015 at 7:51PM

(The Minnesota Star Tribune)

The reading for this date in 2014 was 397.89

Graph from the Keeling Curve web site, Scripps Institution of Oceanography
Go to https://scripps.ucsd.edu/programs/keelingcurve/
Also see CO2NOW.org

A stated goal is reduction of CO2 to 350 parts per million

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