We don’t often think about the roots of trees until there is a problem. A forester friend of mine called it a “fencepost mentality.” Being underground, they are often out of sight out of mind. However ...

Pando is a giant aspen clone in central Utah that has been regrowing parts of itself for up to 80,000 years — but new threats mean the plant is now in decline. When you purchase through links on our ...

Where there’s a tree, there’s usually a forest. But not always. A biologist describes some of the loneliest trees on planet Earth. When we think about isolation in nature, we usually picture islands ...