News tagged with waste water

Related topics:

New loo turns poo into power

Scientists from Nanyang Technological University (NTU) have invented a new toilet system that will turn human waste into electricity and fertilisers and also reduce the amount of water needed for flushing by up to 90 per ...

Jun 26, 2012 5 / 5 (4) 1

Fresh city tomatoes, any time

Why not produce lettuce, beans and tomatoes where most of the consumers are to be found: in the city? The flat roofs of many buildings are well-suited for growing vegetables. Rooftop greenhouses can also make ...

Feb 09, 2012 not rated yet 0