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In the landfill diagram shown, which is FALSE about the methane gas recovery system?
"Landfill Gas and Biogas." - Energy Explained, Your Guide To Understanding Energy. US Energy Information Administration, n.d. Web. 30 May 2016. http://www.eia.gov/energyexplained/?page=biomass_biogas.
Methane gas can be burned to generate electricity.
Methane is a greenhouse gas.
Methane must be collected and disposed of, because it is a carcinogen.
Methane is the result of natural decomposition.
Methane is an odorless gas, which could escape the landfill without notice, if the recovery system were not in place.