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这项技术提高了英国在可再生能源方面实现自给自足和大幅减少二氧化碳排放的前景。

The technology raises the prospect of Britain becoming self-sufficient in renewable energy and drastically reducing its carbon dioxide emissions.

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税收也可以作为环境保护的一个重要工具。许多经济学家认为，征收碳税会是减少温室气体排放的最佳途径。

Taxes can also be an important tool for environmental protection, and many economists say taxing carbon would be the best way to reduce greenhouse gas emissions.

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Clearly, if I did nothing more, but I took every car, doubled its fuel economy, its emissions would go to 50% of what they are now, no other changes being made.

显然，如果我什么也不做，但是我把没量车的汽油价加倍，汽车废气排放量就会是现在的一半了，别的不会有什么改变。

麻省理工公开课 - 固态化学导论课程节选

is actually looking at how to regulate greenhouse gases under existing environmental laws,

其职务是研究在现行的环境法下如何管理温室气体的排放，

全球变暖与国力 - SpeakingMax英语口语达人

The third source of ritual impurity would be genital discharges, both normal and diseased.

第三个仪式上不洁的来源是生殖器排放，包括正常的和有疾病的。

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