Observatoire des droits humains (anglais seulement)

In Quest for More Stillness, Researchers Make Lots of Noise

(Version anglaise seulement)

How important is natural quiet? In southwestern Idaho, biologists are purposefully making a racket to find out. An invisible road - heard but not seen, thanks to a half-kilometer long string of outdoor speakers - created the sonic illusion of cars racing through the Boise National Forest. The two year experiment demonstrated that road noise alone causes migratory birds to flee and fail to gain weight, according to Boise State University Professor Jesse Barber. Now, in a continuing...

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