The search for alternative energy sources is un avoidable for the fact that fossil fuels which remains the worlds energy sources are depleting at a faster rate and at the same time causing ecological and environmental problems. Biogas could therefore be an alternative that provides energy security and environmental sustainability. The success of any Biogas plant lies solemnly on the adopted design methodology and for this reason many failures were reported from Biogas plants due to poor design. In this book, a good design criteria is highlighted and effects of seeding and temperature being...