Know Your AD

Anaerobic digestion (AD) technology has become a viable alternative method for disposal of the food scrap portion of the solid waste stream. Although long established and popular in Europe, AD technology has been slow to catch on in the United States. This has been mostly a result of low U.S. tipping fees relative to those in Europe. The European Union also effectively banned the disposal of organic wastes in landfills over a decade ago. The purpose of this article is to provide an overview of