IQAir
Coverage of IQAir in the Nexus archive.
- Denver ranked most polluted global major city in U.S. as wildfire smoke, ozone cloud Front Range
Denver was ranked the most polluted major city in the U.S. due to wildfire smoke and elevated ozone levels. An ozone action day alert is in effect for Colorado's Front Range Urban Corridor, with health officials warning against outdoor activity. Seven major wildfires are burning in Colorado, contributing to the pollution.
- DC experiences ‘Code Red’ air quality after massive fireworks display
Washington, DC, experienced 'Code Red' air quality after a 40-minute Fourth of July fireworks display organized by Freedom 250, a Trump-backed nonprofit. City officials warned of health risks, particularly for vulnerable groups, as air quality briefly ranked among the worst globally. The event coincided with an extreme heat wave and thunderstorms, which officials hoped would help clear pollutants.
- Best Air Purifiers (2026): Coway, AirDoctor, IQAir, and More
The article discusses the best air purifiers for 2026, including products from Coway, AirDoctor, and IQAir, to protect homes against dust, pets, and allergies. These air purifiers have been tested firsthand to provide effective solutions. The goal is to help individuals make informed decisions when choosing an air purifier.