Article updated: 12/7/2012 6:39 AM

Tensions mount as UN climate talks near end

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An experimental solar power installation was constructed in Masdar City in Abu Dhabi, United Arab Emirates.

Associated Press

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U.N. climate talks are heading into the final stretch with a host of issues unresolved, including a standoff over how much money financially stressed rich countries can spare to help the developing world tackle global warming.