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Search by county to see the level of smog pollution in the air. Smog can trigger asthma attacks and increase the risk of heart and lung diseases.

Search by county to see the level of soot pollution in the air. Soot causes death and serious health harms.

A timeline of the creation of and fight to defend the National Forest Roadless Area Conservation Policy.

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.

Using a loophole, the Trump administration exempted coal power plants from mercury and arsenic limits, polluting the air we breathe.

Grizzlies face growing threats to their survival in the Northern Rockies. Here’s how we’re helping them come back from the brink.

Our teams in Bozeman, Montana, and Denver, Colorado, have spent decades fighting to safeguard biodiversity, to advance a just transition to clean energy, and to protect people’s health. We’re pleased to share highlights of our progress, and a glimpse at what’s next.

Jeffrey Stein, Attorney, Sustainable Food & Farming Program: “We’re glad that U.S.D.A. recognized that its blatantly unlawful purge of climate-change-related information is harming farmers and communities across the country.”

Motion to intervene filed in a lawsuit from Montana and Wyoming

Court ruling safeguards right to access public land via corner crossing

Science shows that true recovery of grizzly bears requires a unified population with connected ecosystems.

Earthjustice fights to protect imperiled species and the habitats that support their lives — and ours. Here are highlights of our work to defend our natural world over the past year, and a glimpse at what’s next.

Corinne Van Dalen, Attorney, Fossil Fuels Program: “This is great news for all the groups and community members who have been fighting this ill-conceived project from the start.”

The Trump administration is attacking the Endangered Species Act in unprecedented ways since the passage of our nation’s landmark conservation law.

Grizzly 399, an iconic bear matriarch in the Greater Yellowstone region, has died due to a vehicle strike. Earthjustice has worked for decades to safeguard grizzlies from threats to their survival. Today we are mourning Grizzly 399’s loss and reflecting on these observations of her that legendary photographer Thomas D. Mangelsen shared in 2020.

Coal ash is leaching unsafe levels of toxic pollutants into groundwater at 91% of coal plants. Wyoming has 26 coal ash dumpsites.

New York Governor Hochul and Legislature Finalize the SFY2025-26 Budget; Includes New Climate Funding and a Boost to the Environmental Protection Fund

Jim Pew, Director of Federal Clean Air Practice, Earthjustice: “It’s hard to imagine how these exemptions could be lawful.”