Europe already has an emissions - trading system ( ETS ) for its five dirtiest industries.

针对五类污染最严重的产业,欧洲制定了排放交易方案 ( ETS ).

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For the moment the main compulsory market, Europe's emissions - trading scheme, does not accept forest - carbon credits.

目前, 欧洲排放交易体系这一主要的强制性市场并不承认森林碳信用额.

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Next month the European Parliament will vote on whether to extend its emissions - trading system to airlines.

下个月欧洲议会将投票决定是否在航空业适用排放交易方案.

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But many are betting that China will loosen regulations and allow some forms of emissions trading.

但很多人士猜测中国将放松监管,允许一些类型的排放交易.

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