Even if we can get the prices up, and apply them more generally, carbon taxes or cap and trade strategies alone are unlikely to be sufficient to quickly induce the reductions we need.

就算我们可以提高企业支付碳排放的价格，并且推广它们到各个企业，碳税或者碳排放与交易的手段仍然难以快速地减少人类需要缓和温室效应而减少的碳排放量。

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Global Carbon Tax or 'Cap and Trade' urged.

敦促实行全球碳税或“总量控制和排放权交易”。

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A carbon tax or cap and trade system will take years to design, negotiate and implement, it adds.

碳税或总量控制和排放权交易制度的设计、谈判和实施工作要耗费数年时间，报告补充说。

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Europe has a price on carbon, via cap and trade, but it burned more coal last year because its price on carbon is so low in the wake of the recession and because it needed coal to make up for the disruption of oil exports from Libya.

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What will lead us there are directed government investments in energy innovation, in which a smart user fee on energy consumption or carbon emissions can play an important, but fundamentally different (and less central role) as envisioned by conventional cap and trade, carbon tax, and gas tax proponents.

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Both companies suffered when gasoline demand and refining margins collapsed in late 2008 and the adoption of carbon-cap-and-trade seemed imminent.

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