Agricultural small anaerobic digestion plants: Combining economic and environmental assessment

In the most recent decade, anaerobic digestion (AD) has been widely studied as an interesting and profitable solution to produce renewable energy. Focusing on AD plants fed with agricultural feedstock, the most investigated ones were big plants fed with cereal silages. However, the spreading of these plants has reduced after the variation of the subsidy framework, and it has been counterbalanced by the increase of small plants (<300 kW...