In the quest to "clean up our act" in modern society, urban sewage and the way we manage its disposal, has become an important issue. John Jardine, who knows a lot about traditional aerobic aeration, ...

What goes in, must go out, right? But then what? For 15 years, the Rockland County Solid Waste Management Authority has been providing a clever—and valuable—answer: biosolids-based compost. Sludge ...

Add the waste from sugar refineries to the sludge produced by WWTPs (wastewater treatment plants), and what do you get? According to research carried out by the Faculty of Sciences Semlalia at the ...