BusinessDailyAfrica: Urban farmers use wastewater to feed growing cities
Globally, urban farming is believed to produce roughly 20 per cent of the world’s food supply, with half of this food being grown using waste water, according to a 2009 survey of 53 cities conducted by the International Water Management Institute. Read More Source: http://www.businessdailyafrica.com/
February 14, 2011 | By wpengine
Globally, urban farming is believed to produce roughly 20 per cent of the world’s food supply, with half of this food being grown using waste water, according to a 2009 survey of 53 cities conducted by the International Water Management Institute.
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Source: http://www.businessdailyafrica.com/