The study has two major components: a comprehensive review of published scientific studies on the health effects of vehicle pollution; and, a quantitative assessment of the burden of illness and economic costs from traffic pollution in Toronto. [...] Fostering and enabling the expansion and use of public transit and active modes of transportation, such as walking and cycling, are of particular benefit to the public’s health and safety. [...] The study is comprised of two major components: a comprehensive review of published scientific studies throughout the world on the health effects of vehicle pollution; and, a quantitative assessment of the burden of illness and economic costs from traffic pollution in Toronto. [...] Burden of illness studies provide a cost-effective and reliable approach to estimating the magnitude of the health impact associated with air pollution conditions in a given community, based on the most current health outcome and pollution data available. [...] Pedestrians who walk on the side of the pavement further away from the road have been found to experience up to 10% lower exposure to traffic-related emissions than those who walk on the side of the pavement closest to the road (Kaur et al.