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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The talks began on Tuesday with poor nations demanding that rich ones agree to a second round of legally binding greenhouse gas emission reduction commitments under an updated Kyoto Protocol.

周二的谈判中穷国要求富国同意《京都议定书》第二轮承诺，这是具有法律约束力的温室气体减排承诺。

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The second is car emission.

二是汽车尾气。

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Japan and Russia have rejected a second round of emission-cutting under its aegis, after their current commitments expire at the end of 2012.

ECONOMIST: Climate-change talks

The second reason Chinese leaders might agree to emission caps as part of a global bargain is that they think they may be able to meet them, especially if their obligations are not onerous.

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