The Sounds of Thirsty Trees

A team of physicists at Grenoble University in France discovered that trees make different sounds when they are starved for water versus when they are simply thirsty. We hear from Dr. Alexandre Ponomarenko, the lead researcher, and hear a bit of the thirsty tree sounds.

Source: http://www.npr.org/2013/04/28/179675435/the-sounds-of-thirsty-trees?ft=1&f=1007

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