U.N. Secretary-General Ban gestures towards a building with solar panels during a tour of Masdar Institute of Science and Technology in Masdar City in Abu Dhabi

U.N. Secretary-General Ban Ki-moon (C) gestures towards a building with solar panels during a tour of Masdar Institute of Science and Technology in Masdar City in Abu Dhabi, January 17, 2011. REUTERS/Jumana El-Heloueh (UNITED ARAB EMIRATES – Tags: POLITICS) – RTXWOZ8

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