Pollution | VOL.13, ISSUE 78, May-June 2013 |

Unfit for Use

The presence of harmful material in water in sufficient concentrations weakens or destroys natural ecosystems that support biodiversity and conversely the food chain. Water-borne diseases kill millions, particularly the more susceptible under-five strata. As against 45000 million litres per day (MLD) of waste water generated in urban areas, municipalities have the capacity to treat just about 26 per cent (R M Bhardwaj, 2012, Issue 73, GnY). By 2051 the waste water generated in cities and towns will be 116000 MLD...

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