Monday, October 31, 2011

7 Billion and Counting: Welcome to a Planet With Population Overload and Resources in Crisis

Scott Thill / AlterNet
 The definition of overpopulation has less to do with raw numbers of people than their relationship with the planet's sustainable resources. 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...