Plainfield Township officials continued their review Thursday of Synagro Technologies Inc.'s proposal to build a sewage sludge processing plant beside the Green Knight Energy Center at Grand Central ...

Three local farmers spoke out against a proposed sewage sludge-producing facility southeast of Columbus now being considered by the Indiana Department of Environmental Management. Mike Kamman, Brian ...

ROGERS -- Robert Moore dipped his hand into a 5-foot-tall, waterproof bag and brought out a handful of what looked like rich topsoil. "The pathogens are gone," said Moore, plant manager of the Rogers ...

A thermochemical process can convert lipids from sewage sludge into biodiesel, according to a new study (Environ. Sci. Technol., DOI: 10.1021/es3019435). The low cost and high yield of the sludge ...

Franklin leaders caught a glimpse of the city's likely solid waste treatment future Tuesday night. The vision? Greenhouse-like buildings where about 7,400 pounds per day of treated "sludge" would go ...

There are a great many sludge-mixing applications. For instance, sludges from different sources with different physical characteristics can be blended together in tanks or in-line to provide more ...