After decades of decline, the aspen forests of northern Yellowstone are finally making a comeback, and believe it or not, it’s all thanks to the return of certain carnivores. A new long-term study has ...

For 30 years, Aspen has held the title of Tree City USA, one granted by the Arbor Day Foundation to communities that meet four requirements: The city must maintain a tree board or department, meaning ...

While bark beetles have been slowly infesting trees in Aspen, winter won’t offer any respite. Aspen is currently home to the Douglas-fir beetle, the spruce beetle, the mountain pine beetle, Ips ...

It is the season of envy in Colorado. The all-too-brief time of year when we admire our forests in their finest states — awash in gold. It is, of course, aspen putting on the dazzling displays. This ...

DENVER (KDVR) — What changes colors, shakes and covers five million acres of Colorado? Quaking aspen trees — they’re a “symbol of the Colorado high country,” according to Colorado Encyclopedia. The ...