Trees Talk To Each Other. 'Mother Tree' Ecologist Hears Lessons For People, Too [npr.org]

By Dave Davies, National Public Radio, May 4, 2021

Trees are "social creatures" that communicate with each other in cooperative ways that hold lessons for humans, too, ecologist Suzanne Simard says.

Simard grew up in Canadian forests as a descendant of loggers before becoming a forestry ecologist. She's now a professor of forest ecology at the University of British Columbia.

Trees are linked to neighboring trees by an underground network of fungithat resembles the neural networks in the brain, she explains. In one study, Simard watched as a Douglas fir that had been injured by insects appeared to send chemicalwarning signalsto a ponderosa pine growing nearby. The pine tree then produced defense enzymes to protect against the insect.

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