Chicago's Air Quality Ranks Worst Globally | JQJO

Chicago briefly held the title of world's worst air quality on Thursday due to Canadian wildfire smoke, according to IQ Air. The city's air quality index reached dangerous levels, prompting warnings from health officials about potential ER visits and fatalities. Minneapolis and Detroit also experienced poor air quality. While Chicago was later surpassed by Kinshasa, the event highlights the far-reaching impact of Canadian wildfires and underscores the need for precautions like limiting outdoor time and using N95 masks.