Nuclear power plants release no carbon dioxide at all — but there's the problem of what to do with the nuclear waste.

核电厂完全不释放二氧化碳，不过问题是怎样有效处理核废料。

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But for now, there are no new rules on power plant waste.

但是现在，并没有新的法规用来限制发电厂的排放。

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Yet, compared with other power sources, the green credentials of wind are pretty convincing: it creates no waste, USES no water and (unlike solar panels) doesn't need much room.

尽管如此，与其他能源相比较，风能的环保资质是足够令人信服的：不产生残渣，无须用水，而且(不像太阳能板)占地空间很小。

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Instead, as the long-term costs of handling radioactive waste and decommissioning reactors have become apparent, nuclear power has turned out to be no cheaper than using fossil fuels.

ECONOMIST: Nuclear energy

What if we could build a nuclear reactor that offered no possibility of a meltdown, generated its power inexpensively, created no weapons-grade by-products, and burnt up existing high-level waste as well as old nuclear weapon stockpiles?

FORBES: Is Thorium the Biggest Energy Breakthrough Since Fire? Possibly.