Feb 27, 2026 · Air pollution kills an estimated seven million people worldwide every year. WHO data shows that 9 out of 10 people breathe air containing high levels of pollutants. WHO is working with …

Pollution is a fundamental threat to health, economies, and ecosystems. Effective pollution management offers solutions that can reduce poverty, boost shared prosperity, and deliver healthier and more …

WHO monitors the exposure of air pollution and its health impacts (deaths, DALYs) at the national, regional and global level from ambient (outdoor) and household air pollution. Such estimates are …

Oct 24, 2024 · WHO fact sheet on ambient (outdoor) air quality guidelines: includes key facts, definition, health effects, guideline values and WHO response.

Dec 16, 2025 · WHO fact sheet on indoor air pollution: includes key facts, definition, impact on health, impact on health equity, WHO response.

Dec 2, 2024 · Air pollution leads people to be exposed to fine particles in polluted air that penetrate deep into the lungs and cardiovascular system, causing diseases including stroke, heart disease, lung …

Jan 26, 2026 · Air pollution is the leading environmental risk factor in the WHO European Region and is a major cause of disease and death. This makes it a priority to keep it below WHO air quality …

Jul 17, 2025 · The science and policy summary titled climate change, air pollution, pollen and health highlights the linkages between air pollution, pollen and health in the context of a changing climate. …

Jul 3, 2025 · Air pollution is the second leading risk factor for noncommunicable diseases (NCDs) after tobacco smoking. Despite being a critical driver of the global NCD burden, air pollution often remains …

The health impacts from exposure to ambient air pollution or household air pollution are dependent on the types, sources and concentrations of the pollutants in the air pollution mixture to which an …