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World air quality report background cover

IQAir World Air Quality Report 2022 Finds Only 5% of Countries Meet WHO PM2.5 Air Pollution Guideline

The 2022 World Air Quality Report analyzed PM2.5 air pollution measurements from air monitoring stations around the world. Learn more. Read More >
Wildfire smoke travels farther than you think

Wildfire smoke travels farther than you think

Wildfire smoke poses a health risk to people living far downwind. Learn the risks smoke poses and ways to stay safe. Read More >
close up of UV filter beside HEPA filter

PECO vs HyperHEPA Technology

Comparing air purifiers using PECO technology to those that use HyperHEPA filters. Read More >
wildfire smoke rising over mountains near Alberta Canada

Clouds of unhealthy wildfire smoke roll over U.S. and Canada

As a spring heat wave fed Canadian wildfires, wildfire smoke roiled south to Canadian and American cities. Find out why. Read More >
fire over gas stove

Hidden household dangers: Is your gas stove safe?

Kitchen ranges and gas stove cooking can be hazardous to your health and indoor air quality. Learn more. Read More >
derailed train

How dangerous are the chemicals in the East Palestine, Ohio train derailment?

An Ohio train derailment carrying vinyl chloride has frightened and worried a small community. Learn more. Read More >
unhealthy

When air quality is "Very Unhealthy"

What does a "Very Unhealthy" AQI mean? Learn the risks and protective measures. Read More >
Unhealthy AQI

When air quality is "Unhealthy"

Navigate the challenges posed by unhealthy air with accurate knowledge and protective measures. Read More >
AQI Good Graphic

When air quality is "Good"

Understand the good AQI range Read More >
Hazardous AQI

When air quality is "Hazardous"

When the AQI enters the hazardous range, it's time to take serious precautions. Read More >
When air quality is "Unhealthy for Sensitive Groups"

When air quality is "Unhealthy for Sensitive Groups"

Learn about the risks of this AQI range and protect the vulnerable from potential hazards. Read More >
woman looking at x-ray image of chest

Air quality and lung cancer

Almost one in five people in the U.S. diagnosed with lung cancer this year have never smoked. In 2013, the World Health Organization (WHO) officially added outdoor air pollution, especially particulate matter, to the list of lung cancer causes. Read More >

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