Add Yahoo as a preferred source to see more of our stories on Google. Food waste at the Songpa waste treatment facility is dumped into hoppers in July. Seoul, a city of 10 million people, produces ...

Food waste at the Songpa waste treatment facility is dumped into hoppers in July. Seoul, a city of 10 million people, produces 2,500 tons of food waste daily. (Jean Chung / For The Times) Striding ...

Smart use of bacteria is helping Fruita's public works department turn sewage into something useful. Roughly one million gallons of wastewater flowing into the Wastewater Reclamation Facility every ...

A study of the practicality of composting “biosolids” sludge from Fresno’s sewage-treatment plant has been put on hold after a City Council member raised concerns over potential odor and environmental ...

After nearly 25 years, Prince Edward Island's compost system is set to be replaced and modernized. The system, located at Island Waste Management Corporation's central composting facility in ...