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.
The risk assessment focuses on those living near impacted farms, or those that rely primarily on their products, and doesn’t assess the general population.
"The investigation revealed activities related to the disposal of raw sewage sludge produced during the desludging of sewage treatment systems. "This sludge disposal was carried out at an oil palm ...