She said it was striking that the public were even more concerned about climate change than in the runup to the landmark Copenhagen summit on climate change in late 2009.

她说，现在公众对气候变化的关注比起2009年底哥本哈根气候峰会时有过之而无不及，这一点尤其引人注目。

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The summit aims to overcome years of deadlock over environmental concerns and marks the 20th anniversary of the landmark Earth Summit in Rio in 1992, which delivered the Climate Convention and a host of other promises.

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