How clean is the air in New England right now? When small particulate matter in the air reaches certain levels, it can cause health problems for “sensitive groups,” which the MassDEP defines ...

According to the ranking in IQAir's 2024 World Air Quality Report, these are the 10 U.S. cities with the worst pollution in ...

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This map tracks air quality near Detroit, and zoom out to see the rest of North America. Smoke from wildfires harmed the air in 2023.

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