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

This short and sweet creekside trail in Prescott is easy to get to and has a gorgeous stretch of aspen trees. Here's how to get there and when to go.

In some places, researchers find, logging and controlled burns encourage aspen stands to generate new trees. In northern Arizona, where the Coconino National Forest has fenced off several hundred ...

This species is found from Nefoundland through Alaska in the West, and as far south as Arizona ... It is the most widely distributed tree in the United States. According to the Hardwood Lumber and ...