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1·By 2007, DuPont was saving $2.2bn a year through energy efficiency, the same as its total declared profits that year.

直至2007年，杜邦通过提高能源效率，每年能节省22亿美元，这与其当年公布的总利润相当。

2·Using alternative fuels and improving energy efficiency is thus both an ecological necessity and a technological challenge.

因此，使用替代燃料和提高能源效率既是生态需要，也是技术挑战。

3·When we prevent physical waste, increase energy efficiency or improve resource productivity, we save money, improve profitability and enhance competitiveness.

当我们防止物质的浪费、提高能源效率或提高资源生产率时，我们就节约了资金、提高了盈利能力并增强了竞争力。

4·By 2007, DuPont was saving $2.2 billion a year through energy efficiency, the same as its total declared profits that year.

到2007年，杜邦公司通过提高能效一年节省22亿美元，和它那年公布的总利润一样多。

5·But energy efficiency will be the key.

但是能源效率将是关键。

6·Both need advances in energy efficiency.

两国都需要提高能效。

7·Energy efficiency can be improved very quickly.

能源效率可以很快提高。

8·Many greens pin their hopes on energy efficiency.

许多环保人士寄希望于能源高效。

9·Technology has done more than improve energy efficiency.

科技带来的可不单是能源效率的提高。

10·More energy efficiency could reduce oil demand growth.

提高能效会减缓石油的需求增加的速度。

能效

1·By 2007, DuPont was saving $2.2 billion a year through energy efficiency, the same as its total declared profits that year.

到2007年，杜邦公司通过提高能效一年节省22亿美元，和它那年公布的总利润一样多。

2·This will only be possible if we rely on greater energy efficiency and the use of renewable energy sources worldwide.

只有当我们依赖更高的能效，在全球范围内使用可再生资源，这一切才有可能。

3·Virtualization improves energy efficiency through optimized use of computing capacities and reduced use of electricity when not needed.

虚拟化通过优化计算能力的使用并在不需要时减少电能的使用来提高能效。

4·As the world's largest oil consumers, China and America have much to gain from cooperation in new and renewable energy, clean coal and energy efficiency.

作为世界上最大的石油消费国，中国和美国都会从清洁能源和可再生能源、清洁煤炭和能效方面的合作受益颇多。

5·CDM market data shows that renewable energy and energy efficiency projects are gaining market share, now accounting for 26% of total project-based volumes, more than doubling from 11% in 2005.

CDM市场数据显示，可再生能源和能效项目的市场份额在增加，目前已占到项目交易总量的26%，比2005年的11%增加了一倍以上。