Mauna Loa Carbon Dioxide Concentration

SUMMARY:

This data represents monthly CO\d\s-12\s+1\u concentrations in parts per million (ppm) from January 1959 to December 1990. Missing values have been filled in by linear interpolation. Data collected by Scripps Institute of Oceanography, La Jolla, California. The source is the climatology database maintained by the Oak Ridge National Laboratory. See Aspects of Climate Variability in the Pacific and the Western Americas, edited by David H. Peterson, published by the American Geophysical Union.