Dept. of Natural Resources: Celebrates air quality success during Clean Air Month

MADISON, Wis. – The Wisconsin Department of Natural Resources (DNR) celebrates Clean Air Month this May, an important time to remember our collective responsibility to protect the air we all breathe. Air quality successes over the last 20 years include an 88% decrease in sulfur dioxide concentrations, a 26% decrease in fine particle pollution and a 21% decrease in statewide ozone concentratio...