The monitoring site at Ragged Point, Barbados is operated with the
help of P.G. Simmons of International Science Consultants. Annual
atmospheric CO mixing ratios at Ragged Point have risen from
351.6 parts per million (ppm) in 1988 to 356.0 ppm in 1992. The
record from Ragged Point exhibits a seasonal cycle with the yearly
minimum occurring in September or October and yearly maximum
measured during April or May.

Date revised 4/10/95 (gg)
records from sites in the NOAA/CMDL air
sampling network. In
T.A. Boden, D.P. Kaiser, R.J. Sepanski, and F.W. Stoss (eds.),
Trends '93: A Compendium of Data on Global Change. ORNL/CDIAC-65.
Carbon Dioxide Information Analysis Center, Oak Ridge National
Laboratory, U.S. Department of Energy, Oak Ridge, Tenn., U.S.A.
Previous Section
Next Section
Contents
CDIAC Home