By editor
Originally published on Wed June 13, 2012 6:32 pm
Transcript
AUDIE CORNISH, HOST:
Wildlife researchers estimate that each year nearly seven million migrating birds die because of communications towers. The big problem, according to researchers at the University of Southern California, are the solid red lights on these towers - lights required by the FAA - in order to that are meant to warn aircraft pilots.
Scientists say the light causes a kind of vertigo and a recent effort in Michigan to temporarily turn the lights off during migrating season cut the number of bird deaths there by more than half.
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