********************************************************************************************* *** Atmospheric CO2 record from in situ measurements at K-puszta, Hungary *** *** *** *** Source: Laszlo Haszpra *** *** Hungarian Meteorological Service *** *** Institute for Atmospheric Physics *** *** Department for Analysis of Atmospheric Environment *** *** P.O. Box 39 *** *** H-1675 Budapest, Hungary *** *** *** *** Last Revision: February 23, 1998 *** ********************************************************************************************* Year Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec. Annual 1981 -99.99 -99.99 -99.99 -99.99 -99.99 353.3 345.7 348.9 356.7 356.5 357.4 359.9 354.1 1982 364.7 -99.99 -99.99 355.3 356.9 355.2 -99.99 355.4 355.9 364.8 362.7 359.8 359.0 1983 358.2 359.4 358.0 357.4 355.2 349.5 352.1 -99.99 355.6 357.6 367.4 366.9 357.9 1984 365.7 362.9 359.6 359.5 355.9 356.4 -99.99 353.6 354.4 -99.99 -99.99 -99.99 358.5 1985 -99.99 -99.99 -99.99 -99.99 -99.99 358.3 362.5 357.8 359.6 361.6 365.0 -99.99 -99.99 1986 -99.99 -99.99 -99.99 362.4 363.6 357.7 356.0 -99.99 356.7 359.2 -99.99 367.5 -99.99 1987 -99.99 -99.99 -99.99 -99.99 -99.99 -99.99 -99.99 -99.99 -99.99 -99.99 -99.99 -99.99 -99.99 1988 -99.99 -99.99 -99.99 -99.99 -99.99 -99.99 -99.99 367.3 372.5 373.1 375.9 370.8 -99.99 1989 372.0 374.0 369.5 365.2 365.1 -99.99 -99.99 369.3 372.0 375.1 380.5 372.2 371.5 1990 374.4 371.7 367.2 367.0 371.3 367.8 361.3 359.3 -99.99 -99.99 -99.99 -99.99 367.5 1991 -99.99 381.9 383.7 374.8 368.7 369.2 361.9 378.5 373.8 371.3 375.5 379.4 374.4 1992 374.9 371.9 373.3 -99.99 -99.99 -99.99 -99.99 -99.99 -99.99 369.9 368.9 372.9 -99.99 1993 374.2 -99.99 373.8 368.5 368.5 359.8 360.3 360.6 -99.99 369.5 376.3 372.6 368.4 1994 371.7 372.4 370.7 371.0 370.1 364.0 365.1 371.0 376.7 373.9 378.8 379.9 372.1 1995 373.3 374.6 372.0 370.8 372.2 373.5 370.6 369.1 375.4 392.0 380.3 382.3 375.5 1996 380.4 382.5 376.7 -99.99 -99.99 -99.99 -99.99 375.9 369.9 383.5 380.5 382.9 -99.99 1997 387.0 376.6 376.3 373.6 375.6 373.7 370.4 373.8 369.9 374.1 386.9 385.9 377.0 Atmospheric concentrations of CO2 are expressed in parts per million (ppm) and reported in the 1985 WMO manometric mole fraction scale. Missing values are denoted by -99.99. For additional information, please see http://cdiac.esd.ornl.gov/trends_html/trends/co2 or contact Tom Boden at the Carbon Dioxide Information Analysis Center (tab@ornl.gov or 423 241 4842)