Canadian Wildfires Causing Widespread Air Quality Issues Across US

• Canadian wildfires have burned nearly 25 million acres this year, sending smoke south into the US.
• Air quality alerts issued in over 20 states, affecting around 70 million Americans.
• Major cities like Chicago, Cleveland, and Pittsburgh seeing unhealthy air quality levels.
• Smoke contains fine particulate matter that can cause respiratory issues and other health effects.
• Officials advise limiting time outdoors, wearing masks, and keeping indoor air clean.

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