Tuesday, July 21, 2009

Small Fry - Big Problem. Global Warming Brings Smaller Fish

CHICAGO, July 20, 2009 (AFP) - Fish have lost half their average body mass and smaller species are making up a larger proportion of European fish stocks as a result of global warming, a study published Monday has found.

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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...