Action Alert: Hold Congress Accountable for the Big Ugly Bill

Healthier Future for Wisconsin

Leading with Science

At Clean Wisconsin, we don’t just follow the science—we are actively conducting research and analysis. Our in-house science team is the only one of its kind at an environmental nonprofit in the state, grounding everything we do in evidence, research, and results. From research briefs that inform legislation to expert reports that support new clean energy development and public health, science drives our mission and sharpens our strategies.

Turning Research Into Results

Science isn’t just a backdrop to our advocacy—it’s the foundation. Our science team investigates the most pressing environmental challenges facing Wisconsin, then translates that data into action. Whether we’re testifying at the Capitol, modeling clean energy scenarios, or mapping pollution exposure, our scientific work is shaping a healthier, cleaner future for everyone in Wisconsin

Conducting in depth research and modeling

Guiding policy with technical analysis

Supporting legal cases with data and expert testimony

Collaborating with communities and public health researchers

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Human Health Impacts of Pollution

Exposure to pollution in our air, water, and food isn’t just an environmental issue—it’s a public health crisis. That’s why Clean Wisconsin is conducting critical research to identify pollution hotspots, trace exposure routes, and document the human toll. These health briefs provide an overview of the many pollution issues facing Wisconsin.

Neonicotinoids and Human Health
person filling up a glass of water at a sink
Drinking Water Violations Within Wisconsin’s Public Water Systems
See All Health Briefs

Latest News from our Science Team

Under the Lens: How to stay safe amid harmful algal blooms

A closer look at algal blooms: the risks they pose, and what to watch out for and avoid.

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Under the Lens

Clear As Mud: Hidden thirst of data centers

Large energy demands, and often corresponding water needs, pose a risk to Wisconsin’s water resources.

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Expert Insights

Pesticides and Our Bodies

What we know about the impacts of neonic pesticides on our bodies and how to limit exposure.

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Latest Podcast

New report: Nitrate Contamination Driving Health Crisis and Rising Costs in Wisconsin

Wisconsin faces a growing public health crisis from nitrate contamination in drinking water.

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Press Releases

In Depth Research & Analysis

From nutrient runoff in our waterways to air pollution and land degradation, our science team investigates the root causes of Wisconsin’s most pressing environmental challenges—and shares evidence-based insights to drive smarter policy and lasting solutions.

Wisconsin AI Data Center Power Needs Analysis and Comparison

1 gigawatt (GW) of data center demand equals the power needs of more than a million Wisconsin homes.

The Cost of Nitrate Contamination in Wisconsin’s Drinking Water

Wisconsin faces a growing public health crisis caused by widespread nitrate contamination in our drinking water.

Local Environmental Benefits of Solar Farming in Wisconsin

How solar farms bring local water quality and land health benefits in Wisconsin.

Community Impact of Funds from Transmission Lines

How communities hosting transmission lines are using environmental impact fees to fund local improvements.

See All In-Depth Analysis

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