Monthly atmospheric CO₂ record from Ocean Station M, Norway

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

1981-2002

Ocean Station M, Norway
Open ocean
66°00' N, 2°00' E
5 m above MSL

Trends

The Ocean Station "M" sampling site, in the North Atlantic, is operated in cooperation with the Norway Meteorological Institute. The NOAA/CMDL flask data from Ocean Station "M" show an increase in the annual value from 341.64 parts per million (ppm) in 1982 to 373.25 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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3/2005