Monthly atmospheric CO2 record from Tutuila, American Samoa

Graphics Digital Data

Pieter P. Tans and Thomas J. Conway

NOAA Climate Monitoring and Diagnostics Laboratory, Boulder, Colorado 80305, U.S.A.

Period of Record

1973-2002

Tutuila, American Samoa
14°24' S, 170°57' W
42 m above MSL

Trends

The NOAA/CMDL flask data from Samoa show an increase in the annual atmospheric CO2 mixing ratio from 330.84 parts per million (ppm) in 1974 to 371.86 ppm in 2002.

CITE AS: Tans, Pieter P. and T.J. Conway, 2005. Monthly Atmospheric CO2 Mixing Ratios from the NOAA CMDL Carbon Cycle Cooperative Global Air Sampling Network, 1968-2002. In Trends: A Compendium of Data on Global Change. Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory, U.S. Department of Energy, Oak Ridge, Tenn., U.S.A.


NOAA CMDL monthly CO2 records | Trends Contents | CDIAC Home

3/2005