The main objective of these updated global guidelines is to offer health-based air quality guideline levels, expressed as long-term or short-term concentrations

This book presents revised guideline values for the four most common air pollutants - particulate matter, ozone, nitrogen dioxide and sulfur dioxide - based on

This book presents WHO guidelines for the protection of public health from risks due to a number of chemicals commonly present in indoor air. The substances con

Built on existing WHO indoor air quality guidelines for specific pollutants, these guidelines bring together the most recent evidence on fuel use, emission and

The guidelines are intended to provide background information and guidance to international, national and local authorities in making risk assessment and risk m