Air pollution - World Health Organization (WHO)
2024年11月20日 · Air pollution is contamination of the indoor or outdoor environment by any chemical, physical or biological agent that modifies the natural characteristics of the atmosphere. Household combustion devices, motor vehicles, industrial facilities and forest fires are common sources of air pollution.
Air pollution - Wikipedia
Air pollution is the presence of substances in the atmosphere that are harmful to humans and other living beings, or cause damage to the environment. Air pollution can be chemical, physical or biological. [1]
Air Pollution Facts, Causes and the Effects of Pollutants in the Air - NRDC
2023年10月31日 · Air pollution refers to the release of pollutants into the air—pollutants that are detrimental to human health and the planet as a whole. According to the World Health Organization (WHO),...
Air pollution, facts and information - National Geographic
2024年9月30日 · Air pollution is a mix of particles and gases that can reach harmful concentrations both outside and indoors. Its effects can range from higher disease risks to rising...
Air pollution | Effects, Causes, Definition, & Facts | Britannica
2 天之前 · air pollution, release into the atmosphere of various gases, finely divided solids, or finely dispersed liquid aerosols at rates that exceed the natural capacity of the environment to dissipate and dilute or absorb them. These substances may reach concentrations in the air that cause undesirable health, economic, or aesthetic effects.
Air Pollution - Our World in Data
Air pollution is responsible for millions of deaths each year. Air pollution – the combination of outdoor and indoor particulate matter and ozone – is a risk factor for many of the leading causes of death, including heart disease, stroke, lower respiratory infections, lung cancer, diabetes, and chronic obstructive pulmonary disease (COPD).
Air Pollutants | Air Quality | CDC - Centers for Disease Control …
2024年2月16日 · Outdoor air quality has improved since the 1990s, but many challenges remain in protecting Americans from air quality problems. The EPA regulates six pollutants as “criteria” air pollutants. It regulates them using human health-based and environmentally based criteria.
Air pollution data portal - World Health Organization (WHO)
From smog hanging over cities to smoke inside the home, air pollution poses a major threat to health across the globe. Almost all of the global population (99%) are exposed to air pollution levels that put them at increased risk for diseases including heart disease, stroke, chronic obstructive pulmonary disease, cancer and pneumonia. WHO ...
Ambient (outdoor) air pollution - World Health Organization …
2024年10月24日 · Outdoor air pollution is a major environmental health problem affecting everyone in low-, middle-, and high-income countries. Ambient (outdoor) air pollution in both cities and rural areas was estimated to cause 4.2 million premature deaths worldwide per year in 2019; this mortality is due to exposure to fine particulate matter, which causes ...
Air Pollution | Climate and Health | CDC - Centers for Disease …
2024年3月2日 · Climate change is projected to harm human health by increasing ground-level ozone and/or particulate matter air pollution in some locations. Ground-level ozone (a key component of smog) is associated with many health problems: Decreased lung function. Increased hospital visits. Increased emergency room visits for asthma. Increases in premature ...
- 某些结果已被删除