By Matthew Wall, BBC News
July 21, 2014
An eye in the sky that can help catch wildlife poachers is the dream of many conservationists in Africa.
That dream is closer to becoming a reality thanks to rapid advances in Unmanned Aerial Vehicle (UAV), or drone, technology.
Ol Pejeta Conservancy, a Kenyan 90,000-acre reserve specialising in protecting white and black rhinos, has teamed up with San Francisco-based tech company Airware, which specialises in drone autopilot systems.
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