Sierra Club

Port Washington Residents Urge DNR, Deny Air Quality Permits for Data Center

Vantage centers could generate up to 48,500 tons of greenhouse gas emissions per year.

We Energies Delays Retiring Aging Oak Creek Coal Units. Again

Critics call it 'outdated, expensive and harmful' decision for ratepayers.

Alliant Energy Proposes Special Electric Rates for Meta’s Data Center

But document hides details, including amount of energy needed and termination costs.

PSC Analysts Say We Energies’ Data Center Rates Pose Risks to Customers

Interest groups say We Energies’ proposal needs changes to protect customers

Gray Wolf Protections in Jeopardy as House Passes Delisting Bill

Backed by Wisconsin’s GOP delegation, the measure would shift control to states, with critics warning wolves could be hunted and trapped back toward extinction.

Judge Urged to Block Plan Connecting New Power Plants to Midwest Grid

Fast-tracked process favors fossil fuels over clean energy, environmental groups say.

New Analyses Find Overwhelming Opposition to Wisconsin Data Centers Across the State

Sierra Club Wisconsin Slams We Energies for Rate Increase and Once Again Delaying Oak Creek Coal Plant Retirement

Clean Wisconsin Sues EPA Over Rollback of Toxic Air Pollution Protections

Rollback allows more mercury, lead, arsenic and other toxins to be released from power plants

Sierra Club Wisconsin and Partners Applaud Public Service Commission Requiring Transparency in Alliant Beaver Dam Data Center Contract

Environmental Groups File Petition for Judicial Review of Permit Decision

Petition calls for pipeline construction to remain on hold while decision is under review

Clean Wisconsin Sues Epa Over Repeal of Climate Protections

Overwhelming evidence shows climate change is already hurting Wisconsinites