Monthly atmospheric CO2 record from Plateau Assy, Kazakhstan

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


Plateau Assy, Kazakhstan
43°25' N, 77°88' E
2519 m above MSL


The sampling site at Plateau Assy, Kazakhstan, is operated in cooperation with the Kazakh Scientific Institute of Environmental Monitoring and Climate. The NOAA/CMDL flask data from Plateau Assy show an increase in the annual mixing ratio from 365.65 parts per million (ppm) in 1998 to 373.13 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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