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Press Release June 15, 2026

Groups Seek Intervention in NorthWestern Energy Data Center Tariff Proceeding

Intervention looks to prevent cost shifting to residential ratepayers
document June 15, 2026

NorthWestern Tariff: Quotes

Quotes from community, conservation, and Indigenous-led organizations that filed a petition with the Montana Public Service Commission seeking intervention in the NorthWestern Energy tariff proceeding for data centers.
document June 15, 2026

Petition for Intervention: NorthWestern Tariff

Community, conservation, and Indigenous-led organizations filed a petition with the Montana Public Service Commission seeking intervention in the NorthWestern Energy tariff proceeding for data centers.
A grizzly bear in a Montana forest. (Beth Hibschman / Getty Images)
Press Release: Victory June 9, 2026

Judge Rules Bitterroot Road Building Plan Violates Endangered Species Act

Court orders additional briefing to determine remedy in the case
document June 9, 2026

Bitterroot Order

A District Court judge has partially ruled in favor of conservation groups in a lawsuit over the impacts of federal agencies’ plans to allow increased road building in the Bitterroot…
The Flathead National Forest in Montana. (Your Forests Your Future / U.S. Forest Service)
Press Release June 5, 2026

Lawsuit: Admin Manufactured “Emergency” to Sidestep Endangered Species Requirements for Flathead Timber Project

West Reservoir project could harm ESA-listed grizzly bears and bull trout
document June 5, 2026

West Reservoir Complaint

Swan View Coalition and Friends of the Wild Swan sued the Trump administration over its attempt to rush through a timber project in Flathead National Forest grizzly bear and bull…
Tribal members from the Fort Belknap Indian Community monitor mine pollution in South Big Horn Creek near the Zortman-Landusky mine complex in Montana. (Assiniboine and Gros Ventre Tribes / CC BY 2.0)
Press Release May 26, 2026

Fort Belknap Indian Community Voices Opposition to Zortman-Landusky Settlement

Tribe to file opposition demanding additional accountability
document May 26, 2026

Zortman Final Consent Decree – Executed Copy

The Fort Belknap Indian Community voiced strong opposition to a consent decree submitted to the court by the Montana Department of Environmental Quality to settle its enforcement action against two…
document May 26, 2026

Zortman Joint Motion to Adopt Consent Decree

The Fort Belknap Indian Community voiced strong opposition to a consent decree submitted to the court by the Montana Department of Environmental Quality to settle its enforcement action against two…
Press Release May 1, 2026

Groups Sound the Alarm on Massive Tar Sands Oil Pipeline, Demand Additional Opportunity for Public Comment

President Trump on Thursday issued cross-border permit for Bridger pipeline before completing environmental review, consulting Tribes
document May 1, 2026

Bridger Pipeline Quotes

A coalition of Indigenous, conservation, and community groups sounded the alarm on the proposed Bridger Pipeline Expansion, which could transport more tar sands oil per day than the controversial, and…
document May 1, 2026

Bridger Pipeline Comment Letter

A coalition of Indigenous, conservation, and community groups submitted comments on the proposed Bridger Pipeline Expansion, which could transport more tar sands oil per day than the controversial, and now…
Lake Koocanusa by Libby Dam in northwest Montana. (Lisa Kyle Young / Getty Images)
Press Release: Victory April 9, 2026

Court Upholds Selenium Water Quality Standard for Lake Koocanusa

Montana and Idaho waters endure harmful pollution from upstream Canadian coal mines
document April 9, 2026

Selenium MSJ Order

A Montana District Court upheld Montana's selenium water quality standard for Lake Koocanusa (Koocanusa Reservoir), affirming the science-based limits necessary to protect fish and other aquatic life.
The Cabinet Mountains Wilderness. (Eric Ian for Earthjustice)
Press Release March 31, 2026

Groups Challenge Trump Admin’s Rushed Approval of Cabinet Mountains Mining Project

Organizations fear harm to waters, wilderness area, and ESA-protected species
document March 31, 2026

Quotes from Plaintiffs in Montanore Litigation

A coalition of local and national organizations filed suit over the Trump administration’s fast-tracked approval of the Libby Exploration Project in northwestern Montana’s Cabinet Mountains.
document March 31, 2026

Libby Exploration Project Complaint

A coalition of local and national organizations filed suit over the Trump administration’s fast-tracked approval of the Libby Exploration Project in northwestern Montana’s Cabinet Mountains.