Rangers can only be in so many sits at once, but this new technology can alert them to where deforestation is taking place.
On a red-hot period this spring, Topher White hiked into the Rio Canande Reserve in Ecuador, abused a slingshot-like device to fling a line high up into a tree, and started descending more than 100 paws up into the canopy. When he neared the top, he invested a small box keep an old-time cellphone and a placed of custom-made solar array. The aim: to use the phone’s microphone to listen for the audios of illegal logging.
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