The U.S. city of San Antonio unveiled a deal on Tuesday that will make it the first U.S. city to harvest methane gas from human waste on a commercial scale and turn it into clean-burning fuel.

San Antonio residents produce about 140,000 tons a year of a substance gently referred to as "biosolids," which can be reprocessed into natural gas, said Steve Clouse, chief operating officer of the city's water system.

Source: Reuters

View Full Article