A new report shows that some of the nation’s most polluted cities are in Southern California, four of which call the Inland Empire home.
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The study, conducted by IQAir , analyzed the fine particulate matter concentration over cities across the United States, revealing that Ontario was ranked as the worst, followed closely by Bloomington, Huntington Park, San Bernardino and Fontana, which round out the top five. Glendora was ranked No. 8 on the list, while two other central California cities — Visalia and Hanford — were also in the top ten…