Air pollution episodes are defined as periods of a few hours or a few days when air pollution concentrations rise well above the normal range.
Emergency measures are ways in which a city can respond to air pollution episodes. They are used by many cities across Europe and further afield. This series of reports looks at the current evidence for the effectiveness of emergency measures and considers this in the London context.
This review includes four technical reports and an overview report which draws together the findings:
This work has been undertaken for the Greater London Authority and Transport for London by the Environmental Research Group at King’s College London (now at Imperial College, London).