effort, and the recognition of the importance of global warming is growing. Climate engineering via solar radiation … management has been proposed as a possible complement to traditional climate policies. However, climate engineering entails … specific risks, including its governance. Free driving, the possibility of unilateral climate engineering to the detriment of …

measures of California air pollution indicators, including CO, NO2, SO2, O3, PM10, and PM2.5 concentrations. We employ two … outcomes and political variables for California. The popular belief is empirically supported only for NO2 and O3, but not for …

We investigate the relationships between water quality and socioeconomic factors in California at the county level for …, land use, ethnic composition, population density and educational attainment, and a model that includes the socioeconomic … determinant of water quality in California, but for other surface water pollutants commonly considered agricultural pollutants …