News tagged with wastewater treatment plants

Bay's underwater grasses decline for third year

(Phys.org) —An annual aerial survey led by researchers at the Virginia Institute of Marine Science shows that the abundance of underwater grasses in Chesapeake Bay and its tidal rivers declined 24% between ...

dateApr 26, 2013 in Environment
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Double effort needed to clean up Thames

The River Thames will fail to meet pollution standards in 2015 unless farmers use 20 per cent less fertiliser and water companies reduce phosphorus discharges from sewage treatment, according to a new study.

dateAug 07, 2013 in Environment
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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 ...

dateAug 03, 2012 in Engineering
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