Philadelphia’s Zero Waste Plan by 2035 Will Mean More Biogas and Compost Systems

Paul Kohl, acting director of Planning and Research at the Water Department, says garbage disposals are a great solution because they use existing infrastructure. “Food is 70 percent water, on average, so if you grind up food it just flows with the water,” Kohl said. “If you take that food and put it in a truck, that truck will drive around the city, and that truck doesn’t separate the solids from the water, so two-thirds of your weight is water.” Read more here.