Air quality index
An air quality index (AQI) is an approximation of how polluted the air currently is or how polluted it is forecast to become. As air pollution levels rise, so does the AQI, along with the associated public health risks.
An air quality index (AQI) is an approximation of how polluted the air currently is or how polluted it is forecast to become. As air pollution levels rise, so does the AQI, along with the associated public health risks.
An air quality index (AQI) is an approximation of how polluted the air currently is or how polluted it is forecast to become. As air pollution levels rise, so does the AQI, along with the associated public health risks.
Source: Wikipedia "Air quality index" · CC BY-SA 4.0
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