CityStream segments

CityStream: UW Elephant Tracking
CityStream: UW Elephant Tracking

Half way round the world, a terrible slaughter is going on: elephants are again being poached by the tens of thousands for their ivory. It's a problem we've heard of before but a scientist at the University of Washington may have the solution to stop the killing before it's too late. Penny LeGate has the story.

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