Industrial symbiosis to improve zero waste production system: middle Italy wine district case study
This article studies the energetic potential of biogas obtainable from winery waste production through an anaerobic digestion (AD) process, within the territorial context of Emilia Romagna in Italy. The winery district produces about 5.2 million tons of grapes. These wastes are processes by anaerobic digestion in 5 biodigesters, this methodology allows to re- introduce in the production process 800,000 tons of food waste, consisting of: vegetable waste, wood chips and waste from pruning.