The high level of air pollution in Santiago, the Chilean capital, recently forced local authorities to declare an environment emergency. RELATED STORY

This article analyzes the challenges to effective environmental protection in the power sectors of China and India. Its analytical framework consists of identification of environmental policies and regulations affecting electricity generation, assessment of problems faced when implementing these policies and regulations, and finally recommendations for surmounting the barriers encountered.

Ten us states, with New York city and Washington dc, recently sued the us Environmental Protection Agency (epa) in a long-running court battle over the agency's new emission standards for power

The Chinese government recently passed a law barring sewage or chemical waste discharges into agricultural areas, in an effort to improve food safety in the country.

The law will take effect from November 1. It came in response to a series of food-safety incidents caused by air, soil or water pollution seeping into croplands, the Xinhua news agency said.

strongest glue: A bacterium that inhabits rivers, streams and human aqueducts uses nature's strongest glue to stay in one place, according to a study by scientists from Indiana University

a dam to protest: Opposing the ongoing preparations for the Polavaram dam project, tribal organisations of the state staged a day-long bandh in the state's Khammam district on March 24, 2006. The

grapes benefit: Grape seed extract can prove beneficial to people with high blood pressure, according to a study conducted at the University of California Davis in the US. The study is the first