What goes down your toilet can end up on farm fields across the United States. Biosolids, or sewage sludge, are the solid byproducts of the wastewater treatment process. Rich in nutrients, they can be ...

A bill advanced from the Iowa House last week that would regulate anaerobic digesters, or systems that break down organic ...

Discover how wastewater utilities are turning organic waste into renewable natural gas to generate revenue and reduce ...

School of Environmental Science and Technology, Dalian University of Technology, No.2 Linggong Road, Ganjingzi District, Dalian, Liaoning 116024, China ...

A wastewater treatment facility in Sparta, Wisconsin, has achieved a remarkable 25% increase in biogas production following ...

Biogas, often called bio-CNG or renewable natural gas (RNG) when purified, presents a transformative opportunity for NGVs. It ...

Before the Easter weekend, locals said they spotted what appeared to be a sewage spill in the water at St Ives. Described as "brown sludge" by one local, the smelly discovery was seen after a ...

Washington is poised to become the latest state to enact legislation addressing PFAS contamination in sewage sludge after a bill requiring testing passed the legislature this week. It comes as state ...