A shows air pollution like soot, dust and smoke is down around the country with one exception: wildfire prone areas like the Mountain West.
is an environmental chemist and researcher on the study. He said implementation of the is largely responsible for air pollution going down in the United States overall. But in the West, were seeing worsening air quality because of wildfire smoke.
The study shows the region thats most being affected by smoke and by deteriorating air quality is northern California, Nevada, Oregon, eastern Washington, parts of Utah, parts of Colorado, almost all of Idaho, all of Montana, and all of Wyoming.
Jaffe says this is a concern because its in the West and because its part of a larger pattern.
Its all related back to climate change, he said, and how we manage our forests.
Wildfires have already ravaged areas of the Mountain West this summer and are still on high alert.
To find the Air Quality Index in your state, you can visit .
This story was produced by the Mountain West 做窪惇蹋 Bureau, a collaboration between Wyoming Public Media, Boise State Public Radio in Idaho, Yellowstone Public Radio in Montana, KUER in Salt Lake City and KRCC and KUNC in Colorado.
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