There is a low-key battle with bark beetles underway on the flanks of Aspen Mountain. Colorado State Forest Service workers marched down steep slopes two weeks ago, stapling thousands of pheromone ...

Nat Geo Explorer comes to Aspen with what it means to be truly human while living with wolves National Geographic Explorer ...

The latest assessment of forest health in Colorado shows the Aspen area is experiencing a steady spread of infestation from Douglas fir beetles, but Pitkin County overall is faring much better than ...

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’s not just the lodgepole pines that are dying in the Colorado mountains. Thirteen percent of aspen trees in the state are now affected by Sudden Aspen Decline, which is caused by disease and ...

While evergreen trees are a staple of Christmas, they mean so much more to Aspen and the surrounding White River National ...

Angel Watkins and co-workers in Colorado blame many culprits in the decline of the Aspen. JT Thomas It's a relentlessly sunny day in the Rocky Mountains, and here at 9,000 feet, on the Grand Mesa in ...

What’s the largest tree you’ve ever seen? Maybe you have traveled to see the sequoias and redwoods in California. Maybe you found yourself in Sunderland, Massachusetts, and found the Buttonball tree, ...