Midwest cities still have air quality problems. Here's what you need to know

The American Lung Association's latest “State of the Air” report card shows cities in Iowa, Kansas, Missouri and Nebraska have cleaner air than they used to. But soot from wildfires continues to pose a risk.

Related Keywords

United States ,Des Moines ,Iowa ,Kansas ,Missouri ,Kansas City ,American ,Iowans ,Sara Prem ,Stefan Quinn Kirkpatrick Angela ,Environmental Protection Agency ,Lung Association ,American Lung Association ,Clean Air Act ,Angela Tin ,Stefan Quinn Kirkpatrick ,Kristina Hamilton ,American Lung ,Clean Air ,Midwest Newsroom ,