Is the Air Quality Index enough? What the AQI can — and can't — tell you about how healthy the atmosphere is.
After fires destroyed multiple neighborhoods across Los Angeles County, many residents looked up to find blue, smoke-free ...
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Air Quality Index (AQI)
The AQI tells us if the air is polluted. It gives us information about how recent levels measured in the air relate to health problems. The bigger the number, the more pollution in the air and the ...