Keeling Curve, as of 2020


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Monthly average atmospheric carbon dioxide concentration versus time at Mauna Loa Observatory, Hawaii. The curve is a spline through the data. Data from Scripps CO2 Program. Up to date versions of this graph can be found at: https://scrippsco2.ucsd.edu/graphics_gallery/mauna_loa_record/mauna_loa_recor...

Originally uploaded in CLEAN:Teaching Climate and Energy:Teaching Climate.

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Uploaded: Mar2 20


Last Modified: 2020-03-02 11:49:17
Permanent URL: https://serc.carleton.edu/download/images/239244/keeling_curve_2020.png

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Image and data from Scripps Institution of Oceanography
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