Mole fraction of CO2 in dry air at both Mauna Loa (the station with the longest continuous record), and an average of a global network of marine stations. Values are in parts per million (ppm), and available in monthly and annual averages.
More information and rate data are available from the URL.
More data about atmospheric gasses is available from CDIAC
|Skapare||NOAA Earth System Research Laboratory|
|Förvaltare||Dr. Pieter Tans|
Trends in Atmospheric Carbon Dioxide. NOAA Earth System Research Laboratory.
Retrieved 03:16, May 26, 2013 (UTC).
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