A man standing in a laboratory, writing in his notebook. A team led by Case van Genuchten, seen here in in a laboratory in India, has found a way to extract metallic arsenic from wastewater sludge.

Scientists have developed an improved method to convert municipal wastewater sludge into higher quality renewable fuel while ...

Sewage sludge at the Wakarusa Wastewater Treatment Plant before it is thickened for land use is pictured on Friday, February 14, 2025. In these bubbling basins, you’ll find some of the hardest workers ...

The San Antonio River Authority is looking for a supply of polymer — and interested vendors can request a sludge sample to make sure they’re the right fit. So what does that all mean? And how does ...

Subscribe to our newsletter for the latest sci-tech news updates. What comes out of our wastewater treatment plants may not be very appealing, but the real problem is what is left behind after water ...