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Eco-photos of the week: May 24-30

Oct. 16, 2009, 11:22 p.m.
Tennessee Sen. Lamar Alexander

Photo: ZUMA Press

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America should build 100 new nuclear reactors in the next two decades, Tennessee Sen. Lamar Alexander said Wednesday. The third-ranking Senate Republican was addressing an economic and technology conference in Oak Ridge, and said he'll take his message to the Senate floor next week.