Flush from the Internet boom and intrigued with the opportunities presented by rising fuel prices, venture capitalists started betting on clean technology.

因特网繁荣带来的兴奋、能源价格高涨带来的机遇使得风险资本家把赌注押在了清洁能源上面。

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But the urgent need for clean fuel also demands much more rational policies and newer technology.

但是清洁能源的迫切需要也要求有更多合理的政策、更新的技术。

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Due to increasingly stringent regulations for environmental protection purpose, the requirement for the productive technology of the low sulfur and ultra-low sulfur clean fuel is getting higher.

日益严格的环保法规，对生产低硫、超低硫清洁燃料技术提出了更高要求。

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Dirty habits die hard and the only way to encourage auto makers to adopt clean technology is a short sharp shock in the fuel price.

FORBES: Dirty Little Habits: Cleaning Up The Auto Industry

The company vows to double its revenues from 17 clean-technology businesses, ranging from renewable energy and hydrogen fuel cells, to water filtration and purification systems, to cleaner aircraft and locomotive engines.

ECONOMIST: The greening of General Electric

Additionally, the president called for expanding his existing tax credit proposal, which currently applies to hybrid and fuel-cell vehicles, to include those using new clean diesel technology.

CNN: Bush urges more refineries, nuclear plants