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  2. About 2 in 5 Americans live in areas with unhealthy air. Here ...

    www.aol.com/news/2-5-americans-live-areas...

    Poor air quality impacts more than your lungs. Despite decades of progress, a 2024 American Lung Association report found that 11.7 million more people are breathing unhealthy air compared to last ...

  3. Why air quality is worse when it's really hot - AOL

    www.aol.com/news/why-air-quality-worse-really...

    Can poor air quality exacerbate the effects of extreme heat? Experts say that air pollution can be pretty toxic for your health. It has been linked to adverse cardiovascular, pregnancy and ...

  4. Air quality index - Wikipedia

    en.wikipedia.org/wiki/Air_quality_index

    The most commonly used air quality index in the UK is the Daily Air Quality Index recommended by the Committee on the Medical Effects of Air Pollutants (COMEAP). [39] This index has ten points, which are further grouped into four bands: low, moderate, high and very high. Each of the bands comes with advice for at-risk groups and the general ...

  5. Air pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Air_pollution_in_the...

    Looking down from the Hollywood Hills, with Griffith Observatory on the hill in the foreground, air pollution is visible in downtown Los Angeles on a late afternoon.. Air pollution is the introduction of chemicals, particulate matter, or biological materials into the atmosphere that cause harm or discomfort to humans or other living organisms, or damage ecosystems.

  6. How the California wildfires can impact the health of people ...

    www.aol.com/lifestyle/wildfire-season-smoke-poor...

    Currently, air quality in the immediate areas surrounding the fire is poor, while surrounding areas seem to be largely OK, according to data from the U.S. Environmental Protection Agency (EPA ...

  7. Air stagnation - Wikipedia

    en.wikipedia.org/wiki/Air_stagnation

    This condition typically correlates with air pollution and poor air quality due to the possible health risks it can cause to humans and the environment. [1] Due to light winds and lack of precipitation, pollutants cannot be cleared from the air, either gaseous (such as ozone) or particulate (such as soot or dust). [2]

  8. Environmental health - Wikipedia

    en.wikipedia.org/wiki/Environmental_health

    It consists of three categories: health impacts, air quality, and water and sanitation. The health impacts category includes the environmental risk exposure indicator. Environmental health is the branch of public health concerned with all aspects of the natural and built environment affecting human health.

  9. Worst air quality in 20 years grips New York City, creates ...

    www.aol.com/weather/hazy-sunrise-poor-air...

    The unusually poor air quality in the Northeast is "extremely rare in modern times," according to Porter and is like the levels of air pollution frequently observed in other parts of the world ...