It's Easy to Check the Air Quality. Meet the People Collecti

The network of citizens who publicly report their air quality readings are helping their neighbors brave the proliferation of harmful wildfire smoke in the atmosphere.

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Washington , United States , Maryland , Environmental Protection Agency , District Of Columbia , Ammar Rai , William Mills , World Health Organization , Northern Illinois University , Environmental Protection , Air Quality Index , Purple Air , Northern Illinois , Clean Air Partners , Air Quality , Citizen Scientists , Databases , Sensors ,