sentences:  His articles have helped establish the connection between air pollution and health problems, including cancer, cardiovascular, and pulmonary disease.These research findings have influenced environmental policy in the United States and Europe, contributing to the establishment of emission standards for particulate matter pollution.Early in Pope's career he published a paper that made him an academic cornerstone of environmental science and policy called "Respiratory hospital admissions associated with PM10 pollution in Utah, Salt Lake, and Cache Valleys".