#aqi

Smoke from hundreds of wildfires burning in Canada poses health risks to millions of Americans, especially those with underlying conditions in affected regions. Here’s how to protect yourself. 📷: AP (2) #canada #wildfires #aqi #airquality #smoke #health #wsj #wallstreetjournal #thewallstreetjournal | How to protect yourself from wildfire smoke | Medical masks don’t block the tiny pollutant particles from smoke
Air quality in cities is measured via the Air Quality Index or AQI. An AQI value of 0-50 is considered good, while anything over 300 is considered hazardous. In Karachi, Pakistan, today, the AQI value was 442. #karachi #pakistani #pakistan #airquality #airqualityindex #aqi #pollution | Here’s What It's Like Living in the Most Polluted City in the World | Participating in this activity could result in you or others getting hurt.
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