Jul 24, 2025 · 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 …

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 …

Nov 1, 2018 · There are two main types of air pollution: ambient air pollution (outdoor pollution) and household air pollution (indoor air pollution). Ambient air pollution is a major environmental health …

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

空气污染主要有两种类型：环境空气污染（室外污染）和家庭空气污染（室内空气污染）。环境空气污染是重要的环境健康问题，影响到低收入、中等收入和高收入国家的每个人，因为其污染源——化石燃 …

The unit provides technical support to WHO’s Member States in the development of normative guidance, tools and provision of authoritative advice on health issues related to air pollution and its sources. …

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 …

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 …

Jan 31, 2024 · WHO's air quality database compiles data on ground measurements of annual mean concentrations of particulate matter of a diameter equal to or smaller than 10 μm (PM10) or equal to …

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