Monthly atmospheric CO2 record from Assekrem, Algeria

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


Assekrem, Algeria
23°18' N, 5°42' E
2728 m above MSL


The sampling site at Assekrem, Algeria, is operated in cooperation with the Office National de la Meteorologie. The NOAA/CMDL flask data from Assekrem show an increase in the annual value from 362.13 parts per million (ppm) in 1996 to 373.46 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.

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