Pollution level goes up in Yamuna
As the World Environment Day would be celebrated on Thursday, the Yamuna river would project a grim picture about increasing pollution level and dip in the water quality. "The Biochemical Oxygen Demand (BOD) load, an important indicator of pollution level has increased by 13 per cent over last year," Central Pollution Control Board (CPCB) has said in its latest 2007 report.