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What AQI actually says (and overlooks)
The air quality index (AQI) in many LA regions looks good, but that doesn't mean the air is safe. Why it matters: The AQI in ...
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 ...