Notwithstanding important recent progress in developing renewable fuel sources, low fossil fuel prices could discourage further innovation in, and adoption of, cleaner energy technologies.

尽管最近在开发可再生燃料方面取得了重要进展，但化石燃料价格较低这一因素可能会阻碍清洁能源技术的进一步创新和应用。

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Almost a quarter of patents awarded in 2007 for renewable-energy technologies went to German firms.

2007年可再生能源技术的专利四分之一来自德国厂商。

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"President Obama has made it a clear commitment to revolutionize the way that we use energy, including mandatory cap and trade legislation, long-term submissions reductions goals and a commitment to renewable energy technologies,"

VOA: standard.2009.08.31

putting a public investment towards developing clean energy technologies

在发展清洁能源技术方面进行公共投资

对全球变暖的政策 - SpeakingMax英语口语达人

Interest is also growing in energy management systems for the home and safe driving technologies for the car.

VOA: special.2010.01.08

High-efficiency income-generating appliances would increase the attractiveness of renewable energy technologies - leading to higher incomes.

BBC: Powering our way out of poverty

Bush also touched on expanded international cooperation in cleaner and more efficient energy technologies.

CNN: Bush urges more refineries, nuclear plants

The energy technologies that create, manage and deliver the most expensive BTUs are the most valuable.

FORBES: Demand-Side Economics