The State Environmental Protection Agency said the faster-than-expected economic growth meant that sulfur dioxide emissions increased by nearly 463,000 tons, or 1.8 percent, over the previous year, according to a report on its Web site. Chemical oxygen demand, a water pollution index, also rose by 1.2 percent over 2005, the report said. [SEPA director Zhou Shengxian] also said that investment in projects to prevent water pollution had not been made and that environmental laws are weak and ineffectively enforced. … Read the full story.