MADISON, Wisconsin, Oct. 4 -- The Wisconsin Department of Natural Resources issued the following news release on Oct. 2, 2023: The Wisconsin Department of Natural Resources (DNR) today announced the release of its 2023 Air Quality Trends Report. The annual report includes state monitoring data through 2022 for air pollutants regulated under the federal Clean Air Act, including ground-level ozone, particle pollution, sulfur dioxide, nitrogen dioxide and carbon monoxide. While concentrations of   more