Pieter P. Tans and Thomas J. Conway
1989-2002

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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3/2005