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

When we walked with a colleague into an aspen forest near Madison, Wisconsin, in the early spring of 2021, we expected to finalize our plans for a research project on several species of insects that ...

PELLSTON, Mich. (AP) -- Chain saws scream in a northern Michigan forest, but it's not the familiar sound of lumberjacks. This time the tree killers are environmental researchers. They hope that years ...

A dismal snowpack followed by a warm spring with short bursts of precipitation put aspens and many other trees around the ...

Starting in 2020, a team of scientists from University of California, Berkeley went on a scavenger hunt that lasted for years. Their mission: Bring back live aspen roots from across the country. With ...

For 30 years, Aspen has held the title of Tree City USA, one granted by the Arbor Day Foundation to communities that meet four requirements: The city must maintain a tree board or department, meaning ...