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World Health Organization Regional Office for Europe

AI-generated Abstract

The World Health Organization (WHO) continuously updates its Air Quality Guidelines in response to the significant health threats posed by air pollution globally. This 2005 update emphasizes the health impacts of key pollutants such as particulate matter, ozone, nitrogen dioxide, and sulfur dioxide, particularly stressing the burden of disease in developing countries. The guidelines reflect the latest scientific evidence, aiming to guide public health policy and air quality management across diverse global regions.