The Barry Commoner Center for Health and the Environment is an environmental and occupational health research institute at Queens College, City University of New York, the nation's largest public university. The mission of the Center is to identify and help rectify environmental and occupational threats to human health. The Center uses real world occupational and environmental problems as its entry point for needed research, emphasizing a scientific approach that facilitates public participation in gathering information and developing solutions and interacting extensively with people and organizations that determine or are affected by these policy choices.