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Grove of aspen trees with new budding leaves of yellow-green alongside a dirt path
Before wolves were reintroduced to Yellowstone National Park, the loss of aspen trees was largely attributed to overgrazing by elk. With the return of wolves, the elk population is now better controlled, aiding in the recovery of aspen trees.
Sunlight filters through the As[ens near the maroon Bells in Colorado in the fall.
Autumn Park in Idaho State, USA
Aspens at the start of fall, with their leaves starting to turn.
Farm in the rocky mountain foothills of rural Alberta Canada
Aspen grove in the Rocky Mountains of Colorado near Fairplay at 10000 feet in western USA of North America. Near cities are Colorado Springs, Aspen, Vail, Breckenridge and Denver, Colorado.
Grove of Aspen trees in summer sunlight
Aspen trees, photograph shows only the trunks of the trees.  Generic photograph taken in the Bryce Canyon area of Utah early in the month of October.
Aspen Forest Fall Colors - Scenic San Juan Mountain forest of trees during autumn colors.
Fall colors in the Bitterroot Mountains, Montana.
Aspen trees whose leaves have changed to the fall yellow color and conifer trees, on eastern Sierra Nevada
A grove of aspens in a snow covered field
Rocky Mountain views after a forest fire in Waterton National Park in Alberta Canada
Beautiful fall Aspens before an Idaho mountain range
Brilliant yellow aspen trees in a conifer forest.
Fall colors have arrived to the Kaibab National Forest in Northern Arizona.
Aspens in Fall Autumn Scenic Landscape - Blue skies and bright golden aspen tree forest at peak fall colors. Vail, Colorado USA.
Landscape in Yellowstone National Park during autumn in Wyoming, USA
Autumn colors in western Montana near Idaho. Trees of orange and gold. Nearest communities is West Yellowstone, Montana in western USA.
Detail of grove of Aspen Birch trees in fall with golden leaves and green pine forest forrest
Gold aspen tree trunks in fall with copy-space.
Colorful yellow leaves foliage on American aspen trees forest in Colorado rocky mountains autumn fall in Maroon Bells October morning with nobody and green pines
Colorful fall aspen trees changing colors, in Hope Valley in the high Sierra Nevada.\n\nTaken in  Hope Valley, California, USA
Gorgous aspen trees in the fall
Rocky Mountain views after a forest fire in Waterton National Park in Alberta Canada
Autumn leaves in Colorado forest
Autumn leaves of aspen trees on a mountain top in central Colorado of western USA in North America. This is west of Colorado Springs, Colorado in the Rocky Mountains.
Walking through Aspen Forest reminds me of something special about colorado , Twin Lakes , Colorado , USA
Aspens in Fall Autumn Scenic Landscape - Blue skies and bright golden aspen tree forest at peak fall colors.
Free Images: "bestof:Aspen tree grove in Shoshone National Forest.jpg I took this image of quaking aspen Populus tremuloides and lodgepole pine Pinus contorta grove in Shoshone"
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