Question: What’s the difference between a popple tree and an aspen? I hear the terms used interchangeably. Answer: Popple (or poplar) are common names for aspen trees because their genus is populus, ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. FLAGSTAFF — Beneath the scenic yellow and red leaves of soaring aspen trees in the Kachina Wilderness, forest ecologist Mike ...

Starting in 2020, a team of scientists from University of California, Berkeley went on a scavenger hunt that lasted for years. Their mission: Bring back live aspen roots from across the country. With ...

As we exited the month of February and advanced into March, we may not have felt spring upon us, but the longer days were proceeding. February began with less than 10 hours of daylight and ended with ...

Spring has come early to the Colorado Rocky Mountains this year as record-high temperatures have melted snow and prompted trees and flowers to begin budding. Even at 9,097 feet in Frisco, where March ...

Editor’s note: This story first appeared in Mountain Journal. YELLOWSTONE NATIONAL PARK — Around Crystal Creek, where the road bridges the Lamar River at the fringe of Yellowstone National Park’s ...