Poor air quality has been in the headlines about U.S. climate change, especially on the West Coast and in Southern states. Increasingly devastating wildfires are becoming a sad fact of life in California, Texas, and Arizona, with many states added to the list of those impacted or at high risk of fire damage each year. 

But one specific wildfire-related factor is affecting the West more than in any other region in the country: smoke pollution. According to recent research from First Street Foundation, the West now has nearly double the maroon air days than it did 20 years ago. The maroon classification is the worst air quality grade there is, defined as ‘‘hazardous’’ to the general population by the EPA. 

Learn more about your ad choices. Visit megaphone.fm/adchoices