Analyzes the international competitiveness of U.S. industries that are affected by environmental policies: (1) firms that develop & market environmental technologies & services; & (2) companies that must meet U.S. environmental requirements (especially manufacturing firms). Includes trends in the global environmental market, U.S. competitiveness in environmental technologies & services, environmental requirements, cleaner technology, compliance, regulations, incentives, & government support. Photos, figures & graphs.