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Scienceray > Tags > permaculture
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permaculture |
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 | | Three Crops Will Not Save the Planet | | by Mark Gordon Brown, Mar 13, 2008 | | Hemp, Soy, and Spirulina, are often proclaimed as cure all crops to end the worlds food problems, but a lack of diversity would be a global disaster. | | Comments(2) Liked It: 2 |
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