Until recently, the world's energy demands were met almost entirely through the use of fossil fuels: wood, coal, petroleum, and natural gas.

不久之前还几乎全靠木头，煤炭，石油，天然气等化石燃料来满足全人类对能量的需求。

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Coal, petroleum, insurance and steel were among those that fell most steeply.

煤炭、石油、保险、钢铁等板块跌幅居前。

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Large scale biotechnology will compete with petroleum and coal to supply the primary sources of organic compounds for fuels and high tonnage industrial products.

高阶滴生物技术将与石油、煤炭等竞争，可提供燃料型有鸡化合物以及大吨位工业产品型有鸡化合物滴主要来源。

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Apparel and petroleum and coal products reported the strongest growth in the survey, followed by equipment and machinery.

FORBES: U.S. Manufacturing Improved Pace Last Month

One concept that is getting pursued is the recycling of carbon dioxide emissions, or those releases that result from the burning of petroleum, coal and natural gas.

FORBES: Spinning Carbon to Make Gasoline and Jet Fuel

Besides -get rid of coal and petroleum, climate change will pretty much take care of itself.

FORBES: Movie Review: Al Gore's Polarizing, Misleading 'Climate Reality'