Dear David,
Try to contact Miroslaw Zimnoch ( [log in to unmask] ) who did a
lot of work on isotopic composition of CO2 in urban areas.
With regards,
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Tomasz Durakiewicz
Mass Spectrometry Lab, Institute of Physics
Maria Curie-Sklodowska University
pl. M.C. Sklodowskiej 1
20-031 Lublin, POLAND
tel. (0-81) 537 61 78, fax (0-81) 533 36 69
http://tytan.umcs.lublin.pl/users/dudek/psm.htm
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