The launch gantry surrounding the Delta II rocket with the second Orbiting Carbon Observatory satellite onboard is seen in this black and white infrared view of Space Launch Complex 2 at Vandenberg Air Force Base, Calif. The satellite will measure the global distribution of carbon dioxide, the leading human-produced greenhouse gas driving changes in Earths climate. OCO-2 is set for a July 1, 2014,launch. Photo Credit: (NASA/Bill Ingalls)

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