Wednesday, October 29, 2014

Quote of the Day

The New York City subway has more than four hundred stations, eight hundred miles of track, six thousand cars, and, on any given weekday, five million passengers. It’s an anti-terrorism unit’s nightmare. To sweep this teeming labyrinth for bombs would take an army of explosives experts equipped with chemical detectors. Instead, the city has gone to the dogs. Since 2001, the number of uniformed police has dropped by seventeen per cent. In that same period, the canine force has nearly doubled. It now has around a hundred dogs, divided among the narcotics, bomb, emergency-response, and transit squads.

A good dog is a natural super-soldier: strong yet acrobatic, fierce yet obedient. It can leap higher than most men, and run twice as fast. Its eyes are equipped for night vision, its ears for supersonic hearing, its mouth for subduing the most fractious prey. But its true glory is its nose. In the nineteen-seventies, researchers found that dogs could detect even a few particles per million of a substance; in the nineties, more subtle instruments lowered the threshold to particles per billion; the most recent tests have brought it down to particles per trillion. “It’s a little disheartening, really,” Paul Waggoner, a behavioral scientist at the Canine Detection Research Institute, at Auburn University, in Alabama, told me. “I spent a good six years of my life chasing this idea, only to find that it was all about the limitations of my equipment.”


Can New York’s canine units keep the city safe from terrorism?

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