As a country, we have made substantial progress in cleaning up the environment, thanks to the ambitious statutory frame work, impressive contributions by states, municipalities, and the private sector, and most importantly by the Indian Public's unwavering support for clean air and water. And yet, we face a daunting array of challenges. The environment continues to be degraded by toxic chemicals such as pesticides, heavy metals and synthetic organic compounds. We continue to lose wet lands, wildlife habitat and other productive natural resources to development. Demand has exploded for clean...