Drones serve many spectacular purposes that are improving millions of peoples lives, and the lives of endangered animals. One drone, Aquila, provides internet access to underserved populations across the globe. Another drone, Ranger, has been equipped with a microphone and thermographic camera, and is being used to police poachers by being virtually everywhere at once.

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http://www.huffingtonpost.com/2015/09/16/drone-technology-social-impact_n_8009610.html?ncid=tweetlnkushpmg00000067