PART 1: Air quality issues. 1. Air pollution. PART 2: Involving the industry. 2. Improving the design and construction process. Part 3: Guidelines and information. 3. Outdoor air quality standards. 4. Undertaking an air quality assessment. 5. Pollution dispersion: the impact of urban layout and building form. 6. Ventilation of buildings. 7. Reducing pollution from construction and demolition. References and further information