Clean Wisconsin

Action Alert: Stop Unchecked Data Center Development

Healthier Future for Wisconsin

Ethanol plant near corn field

Proposal to increase E15 ethanol use would cause substantial health harms in Wisconsin

February 5, 2026

A proposal in Congress to allow 15% ethanol blends (E15) in auto fuels year-round would increase dangerous water contamination and air pollution across Wisconsin.…

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Episode 66: Why Wisconsin should be more like Texas!

Why Wisconsin should be more like Texas!

February 2, 2026

What January’s major winter storm is teaching us about our power grid—and the painful lesson we are all going to learn this month about natural gas.…

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Tell the PSC: No discount for data centers!

January 29, 2026

Wisconsin’s energy utilities are planning how to handle ballooning new electricity demand caused by AI data centers. We're working to ensure that Wisconsin families and our environment are protected. …

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Why Help on Forever Chemicals is Taking… Forever

January 26, 2026

Why there is real hope that a bipartisan solution for state PFAS funding is at hand -- and the industry group that could kill it. …

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Natural Climate Solutions Roadmap

January 23, 2026

This first-of-its kind analysis uses detailed scientific research and on-the-ground case studies to build a viable path toward net-zero greenhouse gas emissions in Wisconsin’s agricultural sector.…

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Why nuclear power isn’t the solution to data center demand

January 23, 2026

The AI boom (or bubble, depending on your perspective) has spurred renewed interest in building new nuclear reactors to supply the enormous amount of energy data centers use.…

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Defender Episode 64: How new action from the EPA is undermining one of the most successful environmental laws in US history.

What did the EPA just do?

January 20, 2026

How new action from the EPA is undermining one of the most successful environmental laws in US history.…

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Under the Lens: How much energy can wind turbines generate?

January 15, 2026

The next time you look at a wind turbine and think the blades are moving too slow to be doing any work, remember that they are doing more than perhaps meets the eye.…

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Defender Episode 63: How Caledonia, WI Defeated a Data Center

How Caledonia Defeated a Data Center

January 12, 2026

How a small Wisconsin community stood up to one of the most powerful companies in the world… and won. And what we can all learn from their fight.…

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New PSC rule will help Wisconsin renters access solar

January 8, 2026

On December 1st, a revised Public Service Commission (PSC) rule took effect that makes it easier for apartment buildings to install solar panels and other energy-saving upgrades.…

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