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 ...

Young aspens often don't survive because of factors such as grazing elk, according to a study by Northern Arizona University researchers.

From May through June 2021, spongy moth caterpillars ate nearly every green leaf in our aspen forest. By early July, however, the trees grew another full set of leaves. A second aspen forest of ...

It has small rounded leaves with very small teeth along the margin ... Full article also can be viewed with Purdue Forestry and Natural Resources News: Trees of Indiana: Quaking Aspen.

The ability of aspen to produce whole stands of "trees" vegetatively provides yet ... Why do quaking aspen leaves quake and tremble? The leaves of this species quake, shake and tremble in the ...

The classic and trusted book “Fifty Common Trees of Indiana ... The long, flat leaf stems which flutter in the wind also are a good characteristic for identification along with its smooth olive green ...

DENVER (KDVR) — A Colorado-based company is installing a new art exhibit on the 16th Street Mall to make it look like a canopy of aspen trees is growing across the strip. On Monday, the Denver ...

The USPS often releases new designs for stamps, such as the fishing-themed images on last week's new set of Forever Stamps, or stamps that commemorate public holidays, or the advent of a new year.