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New Threat to Food System: Pricey Fertilizer

news.yahoo.com — With food prices soaring and stocks thinning, the world is in need of bumper harvests but once one of most bountiful of commodities, fertilizer, is becoming scarce and expensive. It's estimated that one third of the protein consumed by humans is a result of fertilizer.

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  • roosevans, on 06/13/2008, -0/+1Whatever happended to animal dung?
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