Scientists discover yeast-green algae mix improves water treatment
The active sludge method of wastewater treatment requires electricity to ensure the flow of oxygen that feeds bacteria and ...
The New York Times26 天
What to Know About ‘Forever Chemicals’ in Sludge Fertilizer
How to understand the E.P.A.’s new warning about PFAS levels in sewage sludge. By Hiroko Tabuchi (Editors note: We are continuing to cover the Los Angeles fires. Scroll down for more on the latest.) ...
CNN25 天
‘Forever chemicals’ in sludge used to fertilize farms can pose a health risk to people ...
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 New York Times26 天
In a First, the E.P.A. Warns of ‘Forever Chemicals’ in Sludge Fertilizer
Levels of PFAS in sewage sludge used as fertilizer can pose risks that sometimes exceed safety thresholds “by several orders of magnitude,” the agency said. By Hiroko Tabuchi For the first ...
U.S. News & World Report23 天
Sewer Sludge Is Dangerous to Health, EPA Says of Biosolids and PFAS
Sewer Sludge Is Dangerous to Health, EPA Says of Biosolids and PFAS By Dennis Thompson HealthDay Reporter FRIDAY, Jan. 17, 2025 (HealthDay News) -- Sewer sludge from wastewater treatment plants ...