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We have two weeks left until the Senate is expected to vote on the Iran deal, your Senator is undecided, and we need every possible vote we can get. Please call now and urge your Senator to vote "yes" for the Iran deal.

Video: The Science of Shale Gas

Anthony Ingraffea, PhD, a professor of engineering at Cornell University, discusses the heavily industrialized and spatially intense nature of hydraulic fracturing and why, where and how it leaks methane -- a greenhouse gas 72 times more powerful 1than carbon dioxide.

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