SoT Shorts: Trees, Tree Health, and Champion Trees
Trees, Tree Health and Champion Trees: Full Presentation
Dr. Bruce Allison discusses the human connection to trees
Interview with Arborist Dr Bruce Allison
If Trees Could Talk – Ep. 760
![If_Trees_Could_Talk](https://allisontree.com/wp-content/uploads/2013/09/If_Trees_Could_Talk-300x168.jpg)
X-Ray CT scan of Bristlecone Pine
![bristle-video](https://allisontree.com/wp-content/uploads/2015/04/bristle-video.gif)
The Wisdom of Ancient Trees
Device uses sound waves to check trees for decay
![If_Trees_Could_Talk](https://allisontree.com/wp-content/uploads/2017/12/device-sound-waves.png)
Tree Check Sonic Wave Tree Decay Detector