Background Air pollution is killing close to 5 million people a year, and harming billions
more. Air pollution levels remain extremely high in many parts of the world, and air pollution …

Particulate matter is a component of ambient air pollution that has been linked to millions of
annual premature deaths globally,–. Assessments of the chronic and acute effects of …

Every second we inhale a danger in the air; many particles in the atmosphere can influence
our lives. Outdoor air pollution, especially particulate matter is the largest environmental risk …

Fine particles pose a dangerous threat to our environment and human health. Although a
series of air filters have been developed, to achieve high removal efficiency while …

Recent vehicle charging schemes aim to reduce pollution and other congestion
externalities. We reexamine the London congestion charge introduced in 2003 and …

We describe simulations using an updated version of the Community Multiscale Air Quality
model version 5.3 (CMAQ v5. 3) to investigate the contribution of intermediate-volatility …

Characteristics and sources of volatile organic compounds (VOCs) were investigated with
highly time-resolved simultaneous measurements by two proton-transfer-reaction time-of …

This paper provides an overview of the environmental impacts of different types of
passenger transportation means (ie, bicycles, motorcycles, cars, buses, trains, and …

In this study, the regulated, particulate, and unregulated emissions, and the fuel economy
(FE) from a direct injection spark ignition (DISI) vehicle were investigated on a chassis …

Driving conditions are among the important factors determining gasoline vehicle emissions,
yet their relation with exhaust-derived secondary pollutants is poorly understood. Here, we …