Sunday, July 17, 2011

Lions Could Be Extinct in 10-15 Years

Jul 16 - '11 PlanetSave
Lions, these wonderful big cats — I think there isn’t anybody who has ever avoided their charm — could be extinct in just 15 years. Details here.

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The Fertilizer Falacy - Pushing Yields up and Profit Down

Understanding Agriculture  Nitrogen fertilizer is applied to winter wheat.  Photo by Michael Trolove. There’s a deeply held belief in modern...