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April 2012
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Communication Towers Deadly to Birds

Every year nearly 7 million birds die as they migrate from the United States and Canada to Central and South America, according to a new USC study published on April 25 in the journal PLoS ONE.

The birds are killed by the 84,000 communication towers that dot North America and can rise nearly 2,000 feet into the sky, according to the authors of “An Estimate of Avian Mortality at Communication Towers in the United States and Canada.”

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