Biogas production using anaerobic digestion of cattle and pig manure
By Guillermo Escobar and Matti Heikkila, OPET Finland - This report from the OPTEC Network gives an overview of energy recovery from pig and cow manure using anaerobic digestion. It reviews European projects within this field and several case studies. An additional section is devoted to current R&D both in Europe and in North America. Most of the information is in a downloadable report.