This volume presents a collection of fully peer-reviewed papers on the most up-to-date advances in the field of urban air quality. These papers were presented at the Third International Conference on Urban Air Quality - Measurement, Modelling and Management, held in Loutraki, Greece, March 19-23, 2001. The conference provided a platform for 175 scientists from over 30 different countries to exchange, discuss and advance the latest research findings in this field. Papers were presented on topics including air quality management and policy, emissions, measurements of air pollution, local and urban scale modelling, aerosols, urban meteorology, remote sensing and exposure.