Studies, Acid rain, Clean Air Act-US, Sulfur, Environmental policy, Emissions trading
Pollutant emissions, Law, Environmental policy, Pollution control, Acid rain, Environmental engineering, Engineering, Political science, Emission allowances, Emissions trading, Environmental studies, Environmental agencies, Pollutants, Emissions reduction, Administrative law, Civil engineering, Emissions policy, Environmental pollution, Government, Public po...
Laws, regulations and rules, Acid deposition, Taxation, Ecotaxes, Air quality management, Emissions credit trading, Sulfur dioxide
Sustainable development, Technological change, Learning, Innovations, Technology application, Political power