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Understanding AQI, and if it precisely depicts worst days
The flatlining of the AQI at 500 is one reason why Delhi’s AQI on November 18 was only 494. Fifteen stations hit their maximum value , while other stations had an AQI somewhat below 500 ...
AOL1mon
Is the Air Quality Index enough? What the AQI can — and can't — tell you about how healthy the atmosphere is.
The Air Quality Index is a tool used by the Environmental Protection Agency (EPA) in order to communicate outdoor air quality. It’s a scale of 0 to 500, with the higher number indicating the air ...
Newspoint on MSN3mon
What Is the Air Quality Index (AQI) and How Does It Impact Your Health?
Severe (401–500): Breathing difficulties for healthy individuals; significant risk for those with heart or lung ailments, ...
Yahoo Style Canada1mon
Is the Air Quality Index enough? What the AQI can — and can't — tell you about how healthy the atmosphere is.
Here’s what to know. The Air Quality Index is a tool used by the Environmental Protection Agency (EPA) in order to communicate outdoor air quality. It’s a scale of 0 to 500, with the higher number ...