These are the proceedings from a one-day workshop cosponsored by US EPA Office of Economy and Environment and National Center for Environmental Research and the National Science Foundation Decision, Risk, and Management Science Program. It explores the issues surrounding 'Community Based Environmental Protection.' The first session, 'Approaches to Valuing the Environment,' approaches valuation from the viewpoint of both individual and group, or democratic, preferences and implications for current valuation methods. The second session, 'Stakeholder Participation and Decision Making,' discusses and evaluates approaches to group decision making. The third session discussed 'Cooperation in Environmental Decision Making,' which examines the effectiveness of voluntary versus command and control regulations in communities.