The unit for Air Quality and Health, Air Pollution and Health, provides support in the development of guidance, tools and provision of expertise and advice on health issues related to air pollution. The unit leads monitoring and reporting on global trends and changes in health outcomes associated with actions taken to address air pollution at national, regional, global levels to protect health.| www.who.int
WHO fact sheet on ambient (outdoor) air quality guidelines: includes key facts, definition, health effects, guideline values and WHO response.| www.who.int