FOCUS ON: Smog

Ozone, or smog, is caused by pollution from cars, trucks, power plants, and other industrial sources. It damages lungs and triggers asthma attacks, among other health impacts.

You may have heard of “good” ozone high in our atmosphere, which acts as a protective layer against the sun’s radiation. But ozone is a strong respiratory irritant, so at ground levels ozone is harmful to breathe and can negatively affect your health.

Smog levels in the air climb during hot, sunny days, but high smog concentrations have also been measured in winter months in parts of Wyoming and Colorado where there are high emissions of VOCs and NOx associated with oil and gas development. Smog can travel great distances carried by the wind.

2017 “State of the Air” Report Shows Why We Still Need the Clean Air Act

BY Diane MacEachern ON May 8, 2017
The Clean Air Act is coming under attack for being unnecessary and too costly to enforce. But the ‘State of the Air 2017’ report from the American Lung Association (ALA), shows that millions of people are still getting sick from breathing dirty air. “While most of the nation...

TOPICS: Allergies, Asthma, Children's Health, Clean Air Act, Clean Air Rules and Regulations, Ozone, Politics, Pollution

Scott Pruitt’s EPA Confirmation Would Be An Assault on Health Safeguards

BY Moms Clean Air Force ON January 4, 2017
This was written by Vickie Patton, General Counsel for Environmental Defense Fund: With the confirmation battle fast approaching over President-elect Trump’s nomination of Scott Pruitt as head of the U.S. Environmental Protection Agency (EPA), we would like to share some information we have compiled about his environmental...

TOPICS: Clean Air Rules and Regulations, EPA, Mercury Poisoning, Oklahoma, Ozone, Politics
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