Monthly atmospheric CO2 record from Tudor Hill, Bermuda, United Kingdom

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


Tudor Hill, Bermuda, United Kingdom
32°27' N, 64°88' W
30 m above MSL


The sampling site on the western end of the island of Bermuda at Tudor Hill is operated in cooperation with the Bermuda Biological Station. The first NOAA/CMDL flask air samples from Tudor Hill were collected in early 1989. Since 1990, annual mixing ratios have risen from 355.16 parts per million (ppm) to 372.92 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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