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American Lung Association: "State of the Air 2016."
Maricopa County, AZ Air Quality Department: "What is Ozone?"
City of Ft. Collins: "About Ft. Collins."
American Lung Association: "Report Card: Colorado."
Las Vegas.com: "Las Vegas Weather."
National Resources Defense Council: "Air Pollution: Smog, Smoke and Pollen."
Nevada Department of Motor Vehicles: "Smog Spotter."
Denver: The Mile High City: "Weather."
Denver: The Mile High City: "Denver at a Glance."
Britt Coyne, air quality programs coordinator, American Lung Association, Colorado.
U.S. Environmental Protection Agency: "Geographic Area of Focus: San Joaquin Valley."
Climate Central: "The Heat is On: U.S. Temperature Trends."
USGS: “The Central Valley: Sacramento Valley.”
American Lung Association: "State of the Air 2015: Most Polluted Cities."
Greater Phoenix Convention & Visitor's Bureau: “Phoenix Weather."
Arizona Central: “Phoenix still sixth-largest city in U.S.; officials say population undercounted.”
AirNow: "You Can Help Keep the Air Cleaner -- Every Day."
American Lung Association: “News Release.”
Visit Visalia: “Welcome to Visalia.”
American Lung Association California: "County Trend Charts San Joaquin Valley Region."
American Lung Association: "State of the Air 2015: Bakersfield."
Bakersfield Visitors and Convention Bureau.
American Lung Association: “Health Effects of Ozone and Particle Pollution.
Vermont.org: "Visitors – Experience Vermont."
Vermont.org: "Burlington, Vermont."
New York Finger Lakes: “By the Numbers.”
New York Finger Lakes: "Chemung County."
University of Hawaii, Department of Geology & Geophysics, Ask-An-Earth-Scientist: "Air Quality in Hawaii."
Hawaiian Tourism Authority: "Hawaii Fact Sheet."
Salinas, California: "Community Profile."
Monterey Herald: “Salinas ranked 6th in nation for air quality.”
Reviewed by Luqman Seidu, MD on May 04, 2016
This tool does not provide medical advice. See additional information.
THIS TOOL DOES NOT PROVIDE MEDICAL ADVICE. It is intended for general informational purposes only and does not address individual circumstances. It is not a substitute for professional medical advice, diagnosis or treatment and should not be relied on to make decisions about your health. Never ignore professional medical advice in seeking treatment because of something you have read on the WebMD Site. If you think you may have a medical emergency, immediately call your doctor or dial 911.
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