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For over a hundred years, the Antiquities Act of 1906 has protected America’s natural and historic wonders from mining, drilling, looting, and industrial development.

David Henkin, Attorney, Mid-Pacific Office: “In the Antiquities Act, Congress gave the President the authority to create national monuments, not to dismantle them.”

Heidi McIntosh, Managing Attorney, Rocky Mountain Office: “We’ve been privileged to follow the lead of 11 Tribal Nations with deep cultural ties to the monument, and we will continue fighting to protect it from uranium mining and other threats so that future generations can benefit from this irreplaceable landscape.”

Heidi McIntosh, Managing Attorney, Rocky Mountain Office: “We’re pleased that the court rightly rejected this far-fetched attack on Baaj Nwaavjo I’tah Kukveni National Monument. We stand ready to defend all national monuments from any future attack by the current president.”

“We will fight attempts both inside and outside of Congress that threaten our ability to protect special places for the benefit of the American people.”

Heidi McIntosh, Managing Attorney, Rocky Mountain Office: “It was clear from the plaintiff’s arguments that they’re hoping to get the cases to the U.S. Supreme Court quickly and attack the monument designations themselves and perhaps the Antiquities Act itself.”

Utah sought to reactivate lawsuits then have them dismissed as moot

We are prepared to defend the environment and communities no matter who holds political office.

Heidi McIntosh, Managing Attorney, Rocky Mountain Office, Earthjustice: “Utah’s argument that the president may only designate small monuments centered on specific sites is just wrong. In 1920, the Supreme Court upheld President Teddy Roosevelt’s use of the Antiquities Act to protect 800,000 acres in Arizona when he declared the Grand Canyon a national monument. In…

Conservation groups filed a motion to intervene in defense of President Biden’s designation of Baaj Nwaavjo I’tah Kukveni – Ancestral Footprints of the Grand Canyon National Monument in Arizona.

Kristen Boyles, Managing Attorney, Northwest Office: “It’s been many years now of litigation, fighting to protect this remarkable place, and phew, we’re done. The monument and its expansion, it’s now the law of the land. People should go visit this summer. It’s a beautiful place.”

Decision ensures that southwest Oregon rivers, fish, and wildlife remain protected

Bears Ears and Grand Staircase-Escalante national monuments remain safe

This win advances two goals at the heart of Earthjustice’s mission: protecting public lands and facing down the destructive threat of fossil fuels.

Second federal appeals court protects Monument and the rare and beautiful plant and animal species that live there

A legal victory means Cascade-Siskiyou National Monument will remain protected from destructive commercial logging.

Major victory for the Monument and the spectacular variety of plants, fish, and wildlife that depend on the Monument’s ecological integrity

The Ninth Circuit Court of Appeals upheld the expansion of the Cascade-Siskiyou National Monument made by President Obama in January 2017.