Northern Arizona is famous for its aspen trees, and a multi-decade study looks into how they’re being affected by climate ...

Earth's largest and oldest organism, the Pando aspen tree in Fishlake National Forest in Utah, is being eaten alive by ...

On the slope of a Utah mountain, a 106-acre colony of cloned aspen trees is under threat from wildlife and climate change.

This process reveals the golds, yellows and reds allowing aspen to really show their stuff until their leaves drop (Vogel 1993). For many years, most western forest ecologists thought aspen ...

Wildlife is eating alive Earth's largest and oldest organism, the Pando aspen tree in Fishlack National Forest in Utah. Pando is a 106-acre forest of cloned aspen trees originating from a single ...