What comes out of our wastewater treatment plants may not be very appealing, but the real problem is what is left behind after water treatment. Wastewater plants produce a liquid sludge that is ...

Fertilizer containing potentially unsafe levels of “forever chemicals” has been used around the country. By Hiroko Tabuchi For the past year, I’ve been reporting on how “forever chemicals,” a group of ...

Sludge, a byproduct of sewage treatment, is often spread on fields as fertilizer. But growing research shows that toxic chemicals like PFAS are lurking in the muck — and getting into our food. Sludge, ...

PULLMAN, Wash. — A Washington State University-led research team says it has found a way to turn sewage sludge into pipeline-quality renewable natural gas more efficiently and at a lower cost, ...

Chemicals found in sewage sludge that some farmers use to fertilize fields and pastures can pose a threat to human and animal health, the US Environmental Protection Agency said Tuesday. Exposure to ...

Scientists have developed an innovative solar-powered method to transform sewage sludge -- a by-product of wastewater treatment -- into green hydrogen for clean energy and single-cell protein for ...

Australian researchers are tackling a $70 billion problem facing our nation’s infrastructure by developing an eco-friendly alternative solution to traditional cement sewer pipes that are prone to ...

By Liz McLaughlin, WRAL climate change reporter A state study found “forever chemicals” in sewage sludge, soil and wastewater across North Carolina, raising fresh concerns about a widely used farming ...