Sunday, July 31, 2011

NASA Measures Wildfire Pollution Pouring Over Niagara Falls

ScienceDaily (July 29, 2011) 
Water isn't the only thing pouring over Niagara Falls. Pollution from fires...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...