They believe that the best we can do is keep it at a reasonable level, and at present the only serious option for doing this is cutting back on our carbon emissions.

他们认为，我们所能做的最好的事情就是把它控制在一个合理的水平，而在这方面目前唯一重要的选择就是减少碳排放。

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They seem like idiots for doing this.

他们这么做看起来挺蠢。

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There are several methods for doing this.

这里有几种方法来执行此操作。

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Project Mercury was the plan for doing this.

VOA: special.2009.06.17

But we studied what other companies were doing and said, "Okay, let's come up with the Dell process for doing this that's going to be right for our culture, right for our business and that we can execute."

而是研究其他公司的运行方式，然后说，好，我们要建立起戴尔自己的模式,以适应自己的文化，自己的业务，并能完全为自己所掌握“

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

What were the motivations for doing this?

这么做的初衷是什么？

耶鲁公开课 - 金融市场课程节选

And for doing this, the (private) firms earn income, on which they pay taxes.

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After this, cabinet minister Ken Clarke questioned whether there was "a system" for doing this.

BBC: Duncan Smith 'relaxed' over well-off pensioner paybacks

Make it an exclusive perk for doing this and for following you on Pinterest.

FORBES: Did You Hear The One About The Marketer Who Didn't Use Pinterest?