Environment

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In a Wednesday, Oct. 19, 2011, file photo, Walter Lee, right, manager of Nuclear Emergency Preparedness, leads the evaluation as the Tennessee Valley Authority conducts an emergency preparedness drill in the Central Emergency Control Center in Chattanooga, Tenn. (AP Photo/Chattanooga Times Free Press, Dan Henry)** FILE **

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More than 100 people rallied outside the State House in to support emergency legislation that would muzzle the far-reaching opinion on pit bulls and pit bull mixes. (Rod Lamkey Jr./The Washington Times)

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** FILE ** Palestinian farmer Elayan Shami places eggplants in a maze to direct the water downhill from one terrace to another in his field in the West Bank village of Battir. Residents of Battir, one of the last West Bank farming villages using an irrigation system from Roman times, say their way of life is endangered as Israel prepares its West Bank separation barrier. (Associated Press)

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Lady Gaga poses during a visit to the Tokyo Sky Tree, the world's tallest free-standing broadcast structure, in Tokyo on Tuesday, May 15, 2012. (AP Photo/Kyodo News)

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Fargo artist Stevie Famulari works on the project at a greenhouse in Fargo, N.D. Famulari, a New York City native who teaches landscape architecture at North Dakota State University, has created five wearable garments made from plants that grow, flower, and reseed themselves. (AP Photo/Dave Kolpack)