Food from space: Satellites show future of eco-endeavors

Satellites have been used to prove that crops were fertilizer-free in a year-long project by Ecocert, one of Europe's leading organic certification agencies, and the European Space Agency. Instead of just detailed overhead photos, infra-red and thermal images and other data was collected and deciphered to gain a "spectral signature" of the crops and soil. From that Ecocert say they can determine if a plant is organically-grown or not. Read more: http://j.mp/rEYJzU

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