Fossil fuels release carbon that has been stored for years from the earth.

化石燃料释放出在地球上储存多年的碳。

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If not corrected by the appropriate carbon price, low fossil fuel prices are not accurately signaling to markets the true social profitability of clean energy.

如果不通过适当的碳价格加以纠正，低化石燃料价格就不能准确地向市场显示出清洁能源真正给社会带来盈利的能力。

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Burning fossil fuels uses oxygen and produces carbon dioxide.

燃烧化石燃料消耗氧气并产生二氧化碳。

《柯林斯英汉双解大词典》

Many so-called greenhouse gases, such as carbon dioxide, come from burning fossil fuel such as oil or coal.

VOA: standard.2009.12.16

Across all sectors of the economy, decreasing consumption of carbon-emitting fossil fuels resulted in both a lower carbon intensity and lower absolute emissions.

FORBES: Energy-Related CO2 Emissions Take Nosedive In U.S.

There are also direct rivals to new nuclear plants, such as fossil-fuel plants with carbon sequestration that can provide baseload power.

ECONOMIST: Nuclear power

Many airlines -- Virgin being one example -- are actively developing bio-fuel technologies in an attempt to reduce their reliance on carbon-emitting fossil fuels, while a great deal of work is being done in the area of improving air-traffic management.

CNN: Green wing:?can technology make flying more environmentally friendly?