Biomass Links.
Beginners tour of biogas at SA Uni Roseworthy Campus.Australian Green-House office.
Australian Green House office paper on recovery of methane.
Dick van Faassen's page for landfill gas and some interesting calculations.
Practically Green's web site is an excellent source for information on biogas digesters
Solar Shop for grid interactive solar wind and remote power systems
TECHNICAL PAPERS
http://www.kursus.kvl.dk/shares/ea/03Projects/32gamle/_2005/Energy.pdf
http://journeytoforever.org/biofuel_library/MethaneDigesters/MDToC.html
An Excellent paper by Fry, one of the pioneers of modern farm biogas production.More Numbers
http://www.seco.cpa.state.tx.us/seco_news_methane2.pdf
An Excellent source
http://www.green-trust.org/methane.htm