Why Are Trees So Resilient?

Why Are Trees So Resilient?

In Arboriculture, we learn that trees are very different from people because they can compartmentalize their problems. Brian investigates the bark of a giant tree on Mercer Island, Washington. The bark protects the tree, but this tree has a central decay problem building up. Brian points out how the tree can shut down that part of the the bark, shed it, and grow new healthy bark.

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