This book provides a comprehensive framework for the assessment, measurement and monitoring, impact mitigation, and regulation of odour emissions, from historical to current practice. It addresses the theoretical and the practical basis for sampling and measuring odours, using olfactometric and analytical techniques to assess the impacts. Beginning with an introduction, the book covers : Odour characterization, including descriptors, thresholds and sources Effects of community exposure to odours Instruments and methods for sampling and measurement (analytical and sensory methods) Dispersion modelling for odour exposure assessment Odour regulation and policies - a comparison of different international regulations Procedures for odour impact assessment Case studies, including wastewater treatment plant, landfill, industrial activities etc