Add Yahoo as a preferred source to see more of our stories on Google. Smoke from Canadian wildfires gave Detroit the most polluted air in the world among major cities for a good chunk of Thursday, ...
Swiss company, IQAir, ranks Detroit No. 1 on list of major global cities with most polluted air.
DETROIT -- Smoke from Canadian wildfires gave Detroit the most polluted air in the world among major cities on Thursday, according to a Swiss air quality technology company. Detroit had an air quality ...
Detroit has the most polluted air in the world among major cities on Friday morning as smoke from wildfires in Canada and Minnesota linger, according to Swiss air quality technology company IQAir. The ...
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