The text on the Kyoto protocol that was agreed in cancun talks positively about the second commitment period in principle.

坎昆大会上就京都议定书通过的文本，原则上让第二个承诺期显得很乐观。

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First of all, developed nations should make explicit commitment on the emission reduction targets of the second commitment period of the Kyoto Protocol and make progress in that respect.

首先，发达国家应该就其对于《京都议定书》第二承诺期的减排指标作出明确承诺，取得积极进展。

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And the problem of the second commitment period has not gone away.

第二个承诺期的问题依然没有消失。

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"What is currently being discussed is that you would have a second commitment period of the Kyoto Protocol, which doesn't currently include the United States, and then you would have a separate agreement which would bind the U.S.

VOA: standard.2009.11.06

Although the EU does not oppose a second commitment period, other developed nations do.

BBC: Climate summit opens amid big emitters' stalling tactics

Negotiations start next year for the next Kyoto commitment period (which begins in 2012).

ECONOMIST: Climate change

This is a remarkable success since developing countries did not take on any reduction targets under the first commitment period of the Kyoto Protocol.

CNN: Your ask the expert: Carbon trading, part 2