THE ministry of environment and forests has undertaken 'carrying capacity' studies in several environmentally sensitive areas like the Doon valley, the national capital region of Delhi, the

NO OTHER region of India has paid a heavier price for India's industrialisation than the Damodar valley, which traverses the poor states of Bihar and West Bengal. Rich in coal resources, the region

Insects introduced to curb the spread of water hyacinths are avoiding feeding on those weeds that have been contaminated by toxic metals

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