Devan Glenny, a college senior from Lebanon Valley College in Annville, Pa., leaves his wheelchair on the ground as he ascends into a tree Thursday on the Baker University campus. Eight research ...

Tree climbing is an indispensable component of forestry work, serving as a vital means to access the canopy. In the Northwest, pine cone collection is one of the primary reasons for tree climbing.

Stella Dee, PhD student and tree-climbing champion, demonstrated proper tree-climbing techniques Tuesday morning as part of Founder’s Day, a University of Massachusetts Amherst celebration honoring ...