Alexander Ochs is director of the climate and energy programme at the Worldwatch Institute.

亚历山大·奥克斯，世界观察研究所气候与能源项目主管。

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While the US Senate has backed off on climate legislation, China is considering launching emissions-trading programmes within five years, write Alexander Ochs and Haibing ma.

亚历山大·奥克斯和马海兵指出，就在美国参议院推迟气候立法的同时，中国正在考虑在五年内开始排放交易计划。

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