Each color relates to a range of numbers associated with air quality on a scale designated by the Environmental Protection ...

Dozen rivers subject to 'hoot owl' restrictions on afternoon fishing or all-out closures as biologists grapple with warming ...

New bills establish dedicated funding for infrastructure to reduce wildlife-vehicle collisions and reconnect fragmented ...

Rangelands are the most widespread and most imperiled ecosystems on the planet, according to McNew. North America has ...

President announces all-of-government effort to protect ecosystems, boost recreation access on public lands while stripping ...

Right before our eyes, wild salmon populations along the Pacific Coast of North America are crashing. It’s no different in many ways from the stunning historic human-caused decimation of plains bison.

In the Centennial Edition of Ernest Hemingway’s timeless classic story, “Big Two-Hearted River,” published this May, a century after the first edition, master engraver Chris Wormell was specially ...

In this guest essay, photographer and Yellowstone guide MacNeil Lyons recounts the top 10 most thrilling mountain lion sightings he's experienced.

At a charged time for grizzly bears, MoJo takes you inside the complex U.S. Fish and Wildlife Service decision to keep grizzlies on the endangered species list.