The 4th Session of the Internet Conference on Material Flow Analysis of Integrated Bio-Systems has a paper for Internet discussion - it is entitled "Anaerobic Digestion of Organic Wastes - Process Parameters and Balances in Practice" and presented by Martin Kranert and Kai Hillebrecht (Germany). The paper is available at : http://www.ias.unu.edu/proceedings/icibs/ic-mfa/hillebrecht I invite you to join the discussion. via the web, go to : http://segate.sunet.se/archives/et-zeus.html or e-mail listserv@segate.sunet.se and send the subscription command: SUB ET-ZEUS yourfirstname yourlastname For personal assistance, contact foo@swipnet.se regards Jacky Foo Coordinator-IBSnet Integrated Bio-Systems Network http://www.ias.unu.edu/proceedings/icibs/ibs/ibsnet DIGESTION List Sponsors, Archive and Information http://www.crest.org/renewables/digestion-list-archive http://www.crest.org/renewables/biomass-info/ Beginners Tour of Biogas http://WWW.roseworthy.adelaide.edu.au/~pharris/biogas/beginners