China needs to break ties between polluting industries and local officials if it is to succeed in cleaning up its badly tainted water supplies, [said] the founder of a new environmental group...The government also has to spend more on environmental enforcement…said Ma Jun, director of the Institute of Public and Environmental Affairs. A report last month by China's parliament accused local officials of failing to enforce standards for fear of hurting industry. It said emissions of sulfur dioxide _ the chemical that causes acid rain _ are rising…Ma's group launched a Web site this week called "China's Water Pollution Map." The site, www.ipe.org.cn/water, includes details from 30 of China's provinces and regions on water quality and chemical discharges, as well as a list of polluters...Chronic pollution and...industrial accidents have tainted most of China's rivers, lakes and canals. Some areas are suffering from critical water shortages.