Purbi Kolkata

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East Kolkata wetland system: a low cost efficient ecological water treatment
The Kolkata approach is a unique urban wastewater management approach where the raw sewage from the city is directed into the east Kolkata wetland area (a Ramsar site) Posted on 11 May, 2009 11:59 AM

A major problem faced by the towns and cities across the world is the dealing with the huge volume of wastewater generated everyday. The wastewater is either treated with high costing conventional water treatment procedures or let untreated into rivers or other water bodies.

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