The monetary valuation of air quality impacts of transportation is increasingly being adopted when undertaking cost-benefit analysis of projects or strategies aimed at reducing the negative effects of transport on the environment. This paper provides a review of the evidence available on the...

Fine particulate matter (PM2.5) has been associated with adverse effects on human health, but whether specific components of PM2.5 are responsible for specific health effects is still under investigation. The complex chemical composition of PM2.5 and issues such as multi-component interactions,...