Air Quality in Urban Environments

Urban air quality is a topic which remains high on the scientific and political agenda. Concentrations of most air pollutants are higher in urban areas than in the surrounding rural regions, and given the high population densities, it is within urban areas that the majority of the population receive their air pollutant exposure. Despite the continued implementation of abatement measures, concentrations of air pollutants within urban areas frequently exceed health-based guidelines and strict...