More than half of all U.S. households are heated with natural gas.
超过半数的美国家庭用天然气供暖。
Because oil and natural gas became scarce?
因为石油和天然气变得稀缺了，是吗？
The amount of oil and natural gas in the Earth was still plentiful.
地球上的石油和天然气储量仍然丰富。
Well, there were other energy choices like oil and natural gas, right?
因为还有类似石油和天然气这种其他的资源可供选择，对吗？
Deflated values also mean that natural gas extractors see no reason to capture helium.
放气值也意味着天然气提取器认为没有捕获氦的需要。
Siduria recently implemented a program to convert heating systems from oil to natural gas.
Siduria最近实施了一项计划：将供暖来源从石油改为天然气。
Then in the 80s, this trend reversed itself when the price of oil and natural gas went down.
到了80年代，随着石油和天然气价格的下跌，这一趋势发生了逆转。
Natural gas and coal—also fossil fuels—have similarly seen price declines that look to be long-lived.
天然气和煤炭，还有化石燃料，也出现了类似的价格下跌，而且看起来会持续很长时间。
Dakota Gasification of North Dakota captures CO2 at a plant that converts coal into synthetic natural gas.
北达科他州的达科他气化在一个将煤转化为合成天然气的工厂捕捉二氧化碳。
Petroleum, consisting of crude oil and natural gas, seems to originate from organic matter in marine sediment.
石油由原油和天然气组成，它们似乎来源于海洋沉积物中的有机物质。
Indeed, on a global scale, fertiliser manufacturing consumes about 3-5% of the world's annual natural gas supply.
事实上，在全球范围内，化肥生产消耗了全球每年约3-5%的天然气供应。
At a refinery, the crude oil from underground is separated into natural gas, gasoline, kerosene, and various oils.
在炼油厂，从地下提取的原油被分离成天然气、汽油、煤油和各种其他类型的油。
Already there are many alternative fuel vehicles on the market, powered by anything from solar power to natural gas.
市场上已经有很多替代燃料汽车，其动力来源从太阳能到天然气无所不包。
The economic downturn is drying up demand for oil and natural gas, dropping the benchmark price for a barrel of oil to below $50.
经济低迷正在抑制市场对石油和天然气的需求，导致基准原油价格跌破每桶50美元。
Renewables account for only a small share of global primary energy consumption, which is still dominated by fossil fuels—30% each for coal and oil, 25% for natural gas.
可再生能源只占全球主要能源消耗的一小部分，化石能源仍然占主导地位——煤炭和石油各占30%，天然气占25%。
Coal and natural gas are mainly used for electricity generation, whereas oil is used mostly to power transportation, yet the prices of all these energy sources are linked.
煤炭和天然气主要用于发电，而石油主要用于给运输提供能量，但所有这些能源的价格是相互关联的。
When a property owner discovers that oil or natural gas exist beneath property for which a title has been legally and completely obtained, rights to the embedded minerals can be leased to others.
当财产所有人发现在已经合法和完全获得所有权的财产下面存在石油或天然气时，对埋藏在其中的矿产的权利可以出租给其他人。
More than one-quarter of the world's oil and almost one-fifth of the world's natural gas come from offshore, even though offshore drilling is six to seven times more expensive than drilling on land.
全球超过四分之一的石油和近五分之一的天然气来自近海，尽管近海钻探的成本是陆地钻探的六到七倍。
The Sampaguita gasfield near Reed Bank is estimated to hold about 20 trillion cubic feet natural gas.
礼乐滩附近的桑帕吉塔天然气场被测出至少蕴含20万亿立方英尺的天然气。
最主要的原因：天然气。
Who gets Alaska's natural gas?
谁带走了阿拉斯加的天然气？
But what of our natural gas glut?
但是天然气供过于求怎么办？
天然气便宜了。
Natural gas is not without problems.
天然气也并不是没有任何问题的。
需要一些天然气吗？
赢家：天然气。
For natural gas, the picture is different.
说到天然气，那又是另一番景象。
Natural gas had fewer hidden costs than coal.
天然气的隐性成本比煤炭要低不少。
Natural gas had fewer hidden costs than coal.
天然气的隐性成本比煤炭要低不少。
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