Energy efficiency would become crucial to keeping warm and reducing energy use.

源效率将成为保暖和减少源使用的关键。

Energy efficiency will be an important tool in the fight against climate change.

源效率将会是我们与气候变化的重要工具。

Green renovation of existing buildings will also be promoted to improve energy efficiency and to lower carbon emissions.

现有建筑的绿色改造也将得到促进，以提高源效率和降低碳排放。

Chinese efforts to boost renewables and energy efficiency are also likely to start bearing a lot more fruit.

中国推进可再生源以及源效率的政策也很可产生更多的成效。

China has released a guideline, detailing targets for securing energy supplies and boosting energy efficiency this year.

中国发布了一项指导意见，详述了今年保障源供应和提高源效率的目标。

But the rebound effect says that the benefits of energy efficiency might be reduced as people change their behavior.

但反弹效应表明，人们行为的改变，源效率的好处可会减少。

Energy demand in rich industrialized countries will grow more slowly over the next few decades with increased efficiency.

源效率的提高，未来几十年富裕发达国家的用电需求增长会减缓。

A guiding document has outlined major tasks including creating a green, low-carbon and circular economy and improving energy efficiency.

一份指导性文件概述了主要任务，包括创建绿色、低碳和循环经济以及提高源效率。

Lightweight materials are crucial for energy efficiency.

轻质材料对于源效率至关重要。

And third, India must become radically more energy-efficient.

第三，印度必须从根本上提高源效率。

And also energy efficiency and a lot of capture, carbon capture.

还有源效率和大量的捕获，碳捕获。

The second is less polluting, and the third is energy efficiency.”

第二是污染少，第三是源效率。”

It's bad for energy efficiency, but good for the birds.

这对源效率不利，但对鸟类有益。

Finally, the third goal is to radically improve energy efficiency.

最后，第三个目标是从根本上提高源效率。

This approach could revolutionize how we think about energy efficiency.

这种方法可以彻底改变我们对源效率的看法。

Let's go on to the next big gap, energy efficiency.

接下来我们谈谈另一个重大差距——源效率。

They cannot generally improve the energy efficiency of their home because that's the landlord's responsibility.

他们通常无法提高房屋的源效率， 因为那是房东的责任。

So we need to redesign our cities beyond energy efficiency and cutting carbon emissions.

因此，我们需要在源效率和减少碳排放之外重新设计我们的城市。

Furthermore, cities tend to be more energy-efficient compared to rural areas.

此外，相较于农村地区， 城市往往更具源效率。

At scale, microgrid technology, clean technology and energy efficiency dramatically improve public health.

在规模上，微电网技术、清洁技术和源效率极大地改善了公众健康。