Effluents Being Dumped Are 15 Times More Polluted Than The Accepted Norms Rajiv Shah | TNN Gandhiangar: The latest Central Pollution Control Board (CPCB) report, which says that industries in and around Vadodara are dumping huge quantities of toxic chemicals into river Mahi and Gulf of Khambhat, has sent shockwaves among top officials planning for a smaller Kalpasar. A senior aide to chief minister Narendra Modi, responsible for working out fresh plans on having the sweet water lake by damming Gulf of Khambhat, has called for complete details of the type of chemicals being dumped. The aide, B abu b h a i Navlawala, a former government of India technocrat, who is now working as Modi