A calendar of training and conference events for those engaged in trail work at all levels, both professional and volunteer.

Tree topping is a drastic pruning practice used to reduce the height of a tree. Learn steps to mitigate the effects of poor pruning or damage to the top of the tree.

The Forest Service guide to Road Closures and Obliteration outlines procedures and techniques for closing existing roads on Forest Service lands.

This directory provides a listing of NPS Arborists organized by state.

Vehicle fire in the Zion-Mount Carmel Tunnel in Zion National Park