As extreme heat​ and air quality warnings​ continue along the Front Range, the shifting climate isn't just impacting humans.

After admiring Mexico’s Maderas del Carmen for years from the U.S. national park, I finally crossed the border to explore ...

Earlier this month, Daniel Prutz was slowly, carefully making his way over loose, jagged and vertical rock high on Pikes Peak ...

The tree is the last remaining of four cottonwoods that have stood along the U.S.-Mexico border in Lochiel, Arizona, for ...

Environmental organizations sued the Trump administration Tuesday for approving a private company’s plan to resurrect a ...

Environmental organizations sued the Trump administration today for approving a private company’s plan to resurrect a defunct ...

Environmental organizations sued the Trump administration today for approving a private company's plan to resurrect a defunct ...

Kofa National Wildlife Refuge is the real deal, a wild, beautiful, and deeply rewarding slice of Arizona paradise that’s been ...

Palm Canyon is home to one of Arizona’s only native palm tree populations, specifically the California fan palm. These palms ...

A visitor to Glacier National Park has died after they suffered injuries from a rockfall earlier this month, according to ...

A curious bighorn sheep gave drivers an unforgettable wildlife encounter after wandering along a mountain road in Colorado, ...

The Mojave Desert may look like a flat, brown stretch of nothing between Los Angeles and Las Vegas. But threading through its ...