News tagged with wastewater treatment plants

Using wastewater as fertilizer

Sewage sludge, wastewater and liquid manure are valuable sources of fertilizer for food production. Fraunhofer researchers have now developed a chemical-free, eco-friendly process that enables the recovered ...

Aug 03, 2012 3.7 / 5 (3) 1

New methods for better purification of wastewater

Before wastewater reaches recipient waters, nutrients must be removed in order to avoid eutrophication and large algal blooms, which may result in serious damage to animal and plant life. Robert Almstrand at the University ...

Mar 05, 2012 4.5 / 5 (2) 0

Igloo-shaped 'Poo-Gloos' eat sewage

Inexpensive igloo-shaped, pollution-eating devices nicknamed "Poo-Gloos" can clean up sewage just as effectively as multimillion-dollar treatment facilities for towns outgrowing their waste-treatment lagoons, ...

Jan 09, 2011 5 / 5 (28) 6 | with audio podcast

Wastewater treatment lowers pathogen levels

A recent study by a team of researchers at the University of Arizona has tracked the incident of pathogens in biosolids over a 19 year period in one major U.S. city. In the same study, the researchers also analyzed pathogen ...

Jan 03, 2011 3.5 / 5 (2) 2 | with audio podcast

Tracking triclosan's field footprint

A study by U.S. Department of Agriculture (USDA) scientists and cooperators provides new details about how fertilizing soils with biosolids also introduces triclosan -- an antibacterial agent in soaps and other cleaning supplies ...

Sep 10, 2010 not rated yet 0