Tag Archive for 'phosphorus'

Recovering valuable phosphorus from wastewater for use as fertiliser

August 19th, 2012 by Fraunhofer Institute for Interfacial Engineering and Biotechnology IGB

Sewage sludge, wastewater and liquid manure are valuable sources of fertiliser for food production. Fraunhofer researchers have now developed a benign process that enables the recovered salts to be converted directly into organic food for crop plants. Phosphorus is a vital element not only for plants but also for all living organisms. In recent times […]

Wasteful use of phosphorus in agriculture is a key concern in UNEP Year Book 2011

February 21st, 2011 by United Nations Environment Programme

The UNEP Year Book 2011 highlights the use of phosphorus, demand for which has rocketed during the 20th century, in part because of the heated debate over whether or not finite reserves of phosphate rock will soon run out. Massive amounts of phosphorus, a valuable fertilizer needed to feed a growing global population, are being […]

Marine plastic pollution is a main emerging issue in the 2011 UNEP Year Book

February 21st, 2011 by United Nations Environment Programme

One of the two main emerging issues highlighted in the Year Book 2011 is a need for more intensified research on the impact of plastics entering the oceans. There is growing concern over the impact of billions of pieces of plastic, both large and small, on the health of the global marine environment. New research […]