A pot experiment was conducted during the rabi season of 2002-2003 in the net house of the Department of Botany, Aligarh Muslim University, Aligarh, to study the effect of city wastewater on lentil. (2007)

A three phase inverse fluidized bed reactor was used to treat the starch industry wastewater. Experiments were carried out at different initial substrate concentrations and for various hydraulic retention time. (2007)

The Centre for Science and Environment s Green Rating Project team has rated the cement industry. Its findings uncovered some surprises. The traditional wisdom was that the industry had to be a big time polluter. But what emerged was a more nuanced pictur

• Ensure all waste, legal and illegal, is trapped and treated to keep the drain clean
• Augment and optimise treatment facilities, where needed, to treat this waste. Appropriate technologies of scale (centralised or local) should be adopted
• Ensure treated effluent is reused and not mixed with untreated effluent before it flows to river

This is a story about Delhi and the Yamuna, about the relationship between one of India’s richest cities and one of her most revered rivers. The plot is an economical one: the Yamuna stretches 22 kilometres along Delhi, but after Rs 55 crore to Rs 75 cror