Researchers in Denmark have developed a chemical process that converts toxic arsenic waste into a usable metallic material ...

Sludge has been spread on some of the region’s farmland for years and even decades, records obtained by the Tribune show. Because the chemicals aren’t regulated in sewage sludge, there is no federal ...

For more than 40 years, the city of Columbia has applied tens of thousands of tons of wastewater sludge as fertilizer on farms across mid-Missouri. Now, it turns out its sludge contains "forever ...

(CNN) — 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.

Fertilizer containing sludge being applied to farmland. Courtesy of North East Biosolids and Residuals Association. This article is part of The State of Science, a series featuring science stories ...

Oct. 11—A Southwest Missouri residents group is preparing to sue the Missouri Department of Natural Resources over new rules that could allow companies that spread food production and sewage waste as ...

(CNN) — 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.