Finding and Utilizing Hidden Food Waste for Renewable Energy and Compost Production. Norma McDonald and Luc De Baere, Organic Waste Systems (OWS). Gent, Belgium Food Waste Diversion to Anaerobic Digestion in the Urban Environment: Edmonton, Alberta Case Study. Steven Sell, BIOFerm Energy Systems/Viessmann Group. WI Digestion Preparation: The Keys to Contaminant Free Feedstock and Converting Food Scraps into Renewable Energy. Kimberly Scheibly, Marin Sanitary Service. CA