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Pigeons wear backpacks to detect pollution in London

Name: Pigeons wear backpacks to detect pollution in London
Uploaded: 2016-03-16T21:53:29-0400
Duration: 32 s
Description: Environmental activists are equipping pigeons with backpacks in order to better detect air pollution in London. CBSN's Elaine Quijano has the details and video.

Environmental activists are equipping pigeons with backpacks in order to better detect air pollution in London. CBSN's Elaine Quijano has the details and video.