Wildfires across the West have renewed concerns over the fate of water quality in the aftermath. Fire retardants used to slow the spread of a blaze add to the worries.

Her husband spent years working in Carbon County’s namesake coal mines. In this pocket of central Utah, energy and the ...

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Armed Border Patrol agents raided a protest camp in Lochiel, in southeast Arizona, making way for contractors to cut down the last standing cottonwood tree Monday morning for a double border wall, ...

Steve Edwards, chairman of the Swinomish Tribal Community at Lone Tree Point, on the Swinomish Reservation in Washington. Credit: Jovelle Tamayo The Smokehouse Tidal Marsh project on the Swinomish ...

The longest-running study on breeding ducks has given Montana state biologists the highest-resolution dataset to aid in the bird’s survival.

Sixty cats were found on an abandoned 40-foot sailboat anchored off Point Defiance Park in Tacoma, Washington. “It started out as a welfare check,” Officer Shelbie Boyd told KUOW. The Tacoma Police ...

The western stretch of the Arkansas River, which flows from its headwaters in the Rocky Mountains across the plains of southeastern Colorado, is in trouble. That trouble is compounded by uncertainty ...

Sometime in late June or early July, in a part of western Wyoming informally called the Golden Triangle, sage grouse start to roam. Moms and chicks relocate from dry, harsh desert to higher, greener ...

Some populations of scarlet monkeyflowers can evolve fast enough to save themselves from climate change-induced drought. This is the first time researchers have documented evolutionary “self-rescue” ...