There are several GHG, CO2 is just one and not the one with the greatest greenhouse potential. Methane (CH4) is another, as are CFCs, nitrous oxide, hydrofluorocarbons (HFCs) and perfluorocarbons (PFCs).
Last edited by Keith R; 12-03-2007 at 06:35 PM.
Reason: add PFCs
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