Air Pollution

Action Alert: Stop Unchecked Data Center Development

Healthier Future for Wisconsin

Current Air Quality in Wisconsin Ranks Among Worst in Country

June 15, 2023

The air quality in Wisconsin has reached concerning levels, particularly in the southwest region. Largely driven by smoke from Canadian wildfires, the poor…

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New analysis reveals ammonia pollution hotspots in Wisconsin

May 18, 2023

It’s May, and in Wisconsin, that means peak season for dangerous ammonia air pollution. A new analysis of satellite imagery by Clean Wisconsin…

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EPA power plant rules would slash harmful air pollution and carbon emissions in Wisconsin

May 11, 2023

New pollution standards for coal and gas-fired power plants would have an enormous impact on public health and carbon emissions in Wisconsin. According…

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Visualizing Air Pollution Ammonia Emissions in Wisconsin

May 5, 2023

Analysis of satellite imagery to visualize when and where ammonia (NH3) emissions spread across Wisconsin.…

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Clean Wisconsin calls for tougher limits on deadly soot pollution

February 27, 2023

Stronger limits could prevent nearly 150 premature deaths in Wisconsin every year. Clean Wisconsin is urging the EPA to adopt tougher standards for harmful air pollution through its so-called “soot pollution” rules.…

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Clean Wisconsin calls on EPA to protect Wisconsinites from dangerous leaded aviation fuel

January 9, 2023

Small, recreational aircraft are the largest source of lead air pollution in Wisconsin. People living near airports that serve small planes are most at risk for exposure.…

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Wisconsin ranks third worst in country for air pollution exposure disparities

May 26, 2022

Clean Wisconsin's analysis shows Wisconsin has the 3rd largest racial disparity in the nation for exposure to particulate matter air pollution.…

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Quantifying Particulate Matter’s Outsized Impact on People of Color in Wisconsin

May 20, 2022

How People of Color are disparately impacted by exposure to harmful particulate matter air pollution in Wisconsin.…

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Circuit Court Decision on Nemadji Gas Plant is a Step Backward for Wisconsin

May 17, 2022

Today a Dane County Circuit Court judge upheld the Public Service Commission’s 2019 decision to greenlight construction the Nemadji Trail Energy Center, a…

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Opposing a new methane gas plant in Marathon County

May 4, 2022

The plant would increase greenhouse gas emissions in Wisconsin by 491,000 tons every year. The science is clear: Now is the time to…

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