WHO releases updated Global Air Quality Guidelines
2021-10-03
REHVA welcomes the new AQGs published by the WHO and stands by the efforts made to improve millions of lives across the globe.The World Health Organization released updated Global Air Quality Guidelines (AQGs) to offer quantitative health-based recommendations for air quality management, expressed as long or short-term concentrations for a number of key air pollutants: particulate matter (PM2.5 and PM10), ozone, nitrogen dioxide, sulfur dioxide and carbon monoxide.