Tree Climbing: Anchoring in the Tree

techtuesday: Using a tree as an anchor can be fast and easy

How to SRT climb a tree and setting a lowerable base anchor system

Movement and work in the tree using DdRT and SRT with the ZIGZAG

Work Positioning for Safety Webinar with Craig Bachman - TreeStuff

Rock Climbing Tree Anchors, Top Rope

Cornell Tree Climbing in Costa Rica

American Alpine Institute - Climbing Blog: Natural Anchors

Rock climbing anchors in Joshua Tree

Hunter, Tree Climber Rescue Technique

Portaledge Instructional

Canyoneering 101 - Using Trees as Anchors