With booming industries, Beijing finds it difficult to control SO2 and particulate matter. NO2 and toxic hydrocarbons add to its problems. After seven years of controls, SO2 and CO are down by

From candles and incense

The March 2003 indictment by the Supreme Court of Nepal and unrelenting public pressure have finally forced the country's government to formulate a National Ambient Air Quality Standard (naaqs). The