November 13, 2006-in 1992, world leaders at the Earth Summit in Rio DE Janeiro acknowledged that something had to be done to fight climate change and environmental degradation.

2006年11月13日—1992年，各国领导人在于里约热内卢召开的地球峰会上承认，必须采取行动阻止气候变化和环境退化。

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For one businessman the attendance at the World business Summit on Climate Change in Copenhagen in May said it all.

对一个商人而言，只要看一看今年五月在哥本哈根举行的气候变化问题世界商业峰会的出席人员，一切就在不言之中。

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WORLD leaders, climate scientists, pressure groups, protesters and a host of other interested parties converge on Copenhagen for a long-awaited climate summit that begins on Monday December 7th.

12月7号，星期一，各国领导人，环境科学家，压力集团，环境保护者和一些其他有关人员聚集在哥本哈根参加期待已久的环境峰会。

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That frustrated U.S.President Barack Obama and other world leaders' efforts to forge an international climate agreement at a U.N.summit in Copenhagen last December.

VOA: standard.2010.08.03

And in London, the U.N.Secretary General said world leaders are not likely to agree to a new climate change pact at the December summit in Copenhagen.

VOA: standard.2009.11.04

Whether such an agreement is negotiated will only be known when the world's leaders convene in Copenhagen for the United Nations climate change summit early next month.

VOA: standard.2009.11.27

In 2005 it hosted the first World Cities Leadership Climate Change Summit, a meeting which paved the way for the creation of the C40 -- a group of large cities committed to tackling climate change that includes members as diverse as New York, Buenos Aires, Istanbul, Johannesburg and Jakarta.

CNN: London leads climate change fight

This is due in part to the United Nations' climate summit now in progress in New York, the largest-ever gathering of world leaders to discuss climate issues.

FORBES: Magazine Article

In December 2009 Copenhagen in Danemark is hosting what has been called the most important global summit since World War II, the United Nations Climate Conference, COP15.

UNESCO: Communication and Information