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The human health effects of poor air quality are far reaching, ... Air pollution causes the premature deaths of around 7 million people worldwide each year, [5] ...
The U.S. has a measurement system for air quality called the air quality index (AQI). The AQI has six color-coded categories with a value system that runs from zero to 500.
Poor air quality will affect many chronic conditions and, according to the World Health Organization, air pollution has been strongly linked with stroke, heart disease, lung cancer, pneumonia ...
Air pollution in Los Angeles has caused widespread concerns. In 2012, the Public Policy Institute of California (PPIC) Survey on Californians and the Environment showed that 45% of citizens in Los Angeles consider air pollution to be a "big problem", and 47% believe that the air quality of Los Angeles is worse than it was 10 years ago. [96]
Air quality advisories are in effect for up to 100 million people in the U.S. What does poor air quality mean for your health? What to know about the health risks of wildfire smoke
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 ...
Since the EPA first started regulating clean air in the 1970s, emissions of the most common air pollutants have dropped by almost 80%. But around Houston, there's still a long way to go.
Poor indoor air quality due to indoor air pollution is known to affect the health, comfort, and well-being of building occupants. It has also been linked to sick building syndrome , respiratory issues, reduced productivity, and impaired learning in schools.