The sources were evaluated of soluble organic nitrogen produced during activated sludge treatment. Significant differences in the concentration of biologically produced soluble organic nitrogen are ...

Each year, the United States produces more than 12 million tons of sludge – the thick mixture of solid and liquid matter left over from processing wastewater and raw sewage in treatment plants. And it ...

An additive for oxygen-based processing of sludge may be useful in specific cases in lowering the environmental impact of waste water treatment for the meat and dairy industries. There are different ...

Sludge production in the South West Water region is predicted to rise from 25,000 tonnes dry solids to 48,000 by the 2011, mainly as a result of the marine improvement programme and the cessation of ...

The use of treated municipal wastewater effluent for irrigated agriculture offers an opportunity to conserve water resources. Water reclamation can also provide an alternative to disposal in areas ...

Government regulations at both the federal and state levels develop within a complex set of circumstances. To fully understand them, regulations must be examined in terms of the regulatory approach ...