What are probably the most polluted cities on the planet?

For a day or two throughout wildfire season, cities like New York, Chicago, San Francisco, Sacramento and Seattle earn the doubtful title of worst air high quality on the planet, in response to real-time information from air sensor firm IQAir.

However most of those cities do not sometimes have such polluted air. So which cities often have the worst air high quality, and why?

Leave a Reply

Your email address will not be published. Required fields are marked *