Pumpkin spice. The cyclical announcement scent of fall invites feelings of coziness and snacking, but sometimes scent-scaping ...

DENVER — Something is killing the quaking aspen trees of the Rocky Mountain West. The slender, white-barked trees that paint the hills gold every autumn are dying, some scientists say, leaving bald ...

Drone footage by Scott Ricks captured Utah’s Ogden Canyon transformed into a blossom of warm shades as Utah reached peak fall foliage on October 1. The video gives a vibrant aerial perspective of the ...

Travis Hart, a state lands and habitat biologist with the Vermont Fish and Wildlife Department, tours the Birdseye Wildlife Management Area in Castleton on Wednesday, Aug. 13. Photo by Glenn ...

For decades, young quaking aspen struggled to grow beyond waist high in Yellowstone. Elk snipped off tender shoots year after year, and the forest’s understory stayed bare. That pattern is finally ...

As of late, sunsets have been spectacularly colorful and horizon lines remain hazy. The air carries a distinct scent many associate with camping — some with fear — and air quality ratings oscillate ...

For the first time in over 80 years, young quaking aspens are growing tall and broad in the northern reaches of Yellowstone National Park. The unexpected return of this iconic tree of the West is now ...

Young aspen trees are now growing in abundance in the northern part of Yellowstone National Park thanks to the reintroduction of gray wolves to the park’s ecosystem, according to a new study. The ...

Aspen trees are making a comeback at Yellowstone National Park. NPS / Diane Renkin Aspen trees are getting a boost from wolves at Yellowstone National Park, new research suggests. For the first time ...

The quaking aspen (Populus tremuloides) is one of Colorado’s most iconic trees and maybe its most dramatic. With smooth white bark, fluttering leaves that shimmer like confetti, and brilliant gold ...