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Trees Have a Secret Internet: The "Wood Wide Web" Explained

Did you know that underneath your feet, an ancient social network is buzzing with activity? It isn't made of fiber optics or copper wires; it’s made of fungi.
​Scientists call it the "Wood Wide Web." It is a vast, underground network of mycorrhizal fungi that physically connects the roots of trees and plants. Through this web, trees don't just stand alone; they actually communicate and trade resources.
​Here is the most fascinating part: Older, established trees, often called "Mother Trees," use this network to share sugars and nutrients with younger saplings growing in the deep shade, helping them survive. Even more incredible, if a tree is under attack by pests, it can release chemical signals through these fungal threads to warn its neighbors. This gives the surrounding trees time to raise their chemical defenses before the bugs even arrive.
​This discovery completely changes how we look at a forest. It isn’t just a collection of individuals fighting for sunlight; it is a cooperative superorganism working together to survive.

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