BURLINGTON FREE PRESS: Vermont’s Killington ski resort says it’s going to power one of its lifts this season with electricity generated from methane gas recovered from cow manure.
The program [they are using] works by collecting cow manure, mixing it with wash water from the milking equipment and then pumping that slurry into a digester where it is heated for three weeks. The process converts the manure into biogas that is 60 percent methane. (READ MORE)