Populus tremuloides, the quaking aspen of the North American continent, stands as one of the most easily recognized, most beautiful and most admired of all tree species. In order to help ...

FLAGSTAFF — Beneath the scenic yellow and red leaves of soaring aspen trees in the Kachina Wilderness, forest ecologist Mike Stoddard is looking down. His concern isn’t the brilliant fall ...

As the crisp winter air descends upon the Rockies, Aspen, Colorado, transforms into a breathtaking wonderland of snowy peaks and frosted pines. Known as a premier winter destination, Aspen offers ...