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American Lung Association: “Children and Air Pollution,” “Ozone,” "State of the Air 2018," State of the Air 2017,” "State of the Air 2016."
511NYRideshare: “Air Quality Information.”
Record Searchlight: “Redding, Red Bluff air quality officials dispute pollution ranking.”
News release, Arizona Department of Environmental Quality.
Queen Creek Independent: “Maricopa County agency begins campaign to combat ozone pollution.”
City of Carlsbad, California: “Air Quality.”
Visit Fresno County: “About Fresno County.”
Visit Visalia: “Visit Visalia.”
Visalia Times Delta: “Unhealthy air across the valley.”
News release, American Lung Association.
The Western Front: “Bellingham Ties for First In Cleanest Air Quality Report.”
The University of Vermont: “Burlington, VT.”
The Boston Globe: “5 ways to explore Burlington, Vt.”
City of Burlington: “Parks, Recreation, Waterfront.”
University of Wyoming: “Laramie and Surroundings.”
Hawaiian Tourism Authority: "2016 Annual Visitor Research Report."
University of Hawaii, Department of Geology & Geophysics, Ask-An-Earth-Scientist: "Air Quality in Hawaii."
Port City Daily: “Wilmington ranks top of the nation in study on air quality.”
North Carolina Environmental Quality: “Clean Smokestacks Act (CSA).”
Star News Online: “Take a deep breath: Wilmington among US cities with cleanest air.”
Reviewed by Carol DerSarkissian on December 12, 2018
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