Urban street canyons formed by high-rise buildings restrict the dispersion of vehicle
emissions, which pose severe health risks to the public by aggravating roadside air quality …

Urban vegetation affects air quality through influencing pollutant deposition and dispersion.
Both processes are described by many existing models and experiments, on-site and in …

Spatial variations in concentrations of a suite of potentially toxic metals (Ba, Cr, Cu, Fe, Mn,
Ni, Pb and Zn) and Ca in road dusts (n= 99) from urban trunk roads (TR) in Nanjing, a mega …

Protecting the health of growing urban populations from air pollution remains a challenge for
planners and requires detailed understanding of air flow and pollutant transport in the built …

The particle number size distribution (PNSD) of airborne particles not only provides us with
information about sources and atmospheric processing of particles, but also plays an …

One proposed method for reducing exposure to mobile source air pollution is the
construction or preservation of vegetation barriers between major roads and nearby …

Vehicle emissions are identified as a major source of air pollution in metropolitan areas.
Emission control programs in many cities have been implemented as part of larger scale …

Roadside barriers, such as tree stands or noise barriers, are prevalent in many populated
areas and have been shown to affect the dispersion of traffic emissions. If roadside noise …

The urban environment is a complex structure with interlinked social, ecological and
technical structures. Global warming is expected to have a broad variety of impacts, which …

Relatively few studies have characterized differences in intra-and inter-neighborhood traffic-
related air pollutant (TRAP) concentrations and distance-decay gradients in neighborhoods …