Traditionally, the wastewater from many cities which draw their water supply from nearby rivers is disposed of further downstream in the same ri...

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Traditionally, the wastewater from many cities which draw their water supply from nearby rivers is disposed of further downstream in the same river. This animation explores the possibilities and possible environmental benefits of the same wastewaters re-use in Agriculture.http://www.youtube.com/watch?v=ztVx_a_Cz