The 195-nation U. N. climate summit concluded with delegates adopting the Paris Agreement, the first-ever global climate deal of this sweep and ambition.

参加巴黎出席气候大会的195国谈判代表最终达成《巴黎协定》，《巴黎协定》也成为历史上首个关于气候变化的全球性协定。

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While in New York, Mr.Obama also addressed a high-level summit on climate change,called by U.N.Secretary-General Ban Ki-moon.

VOA: standard.2009.09.22

But now executive secretary of the U.N.Framework Convention on Climate Change Yvo de Boer says any decision taken next month in Copenhagen will instead be "morally binding."

VOA: standard.2009.11.06

The alarming prediction that the Himalayan glaciers are receding faster than those in any part of the world was made in a 2007 report by the U.N.'s Intergovernmental Panel on Climate Change.

VOA: standard.2010.01.23

The Kyoto Protocol, despite its shortcomings, is the closest thing to an effective international treaty that has emerged from U.N. climate talks.

FORBES: It's Crunch Time For Kyoto

It seeks to "generate the political leadership necessary" for a successful outcome at the U.N. climate change negotiation to be held in Copenhagen, Denmark, in December.

CNN: Obama invites major economies to energy forum

The latest round of U.N. climate change negotiations kicked off this week in Doha, Qatar, launching a 10-day slog that, as usual, faces low expectations.

FORBES: Qatar: An Odd Place For Climate Talks?