Most of the forest lives in the shadow of the giants that make up the highest canopy. These are the oldest trees, with hundreds of children and grandchildren. They check in with their neighbors, share food, supplies and wisdom gained over their lives, all while rooted in place. How do they do this? In this video by TED-Ed, Camille Defrenne and Suzanne Simard explore the vast root system and intricate communication of trees. You'll learn how trees are able to communicate with each other through a vast root system and symbiotic fungi, called mycorrhizae.
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