Methane, familiar to most people as the main component of natural gas fuels, is a greenhouse gas less common than carbon dioxide in the atmosphere but far more potent.
甲烷是人们所熟悉的一种气体，是天然气燃料的主要成分。
And, of course, a hybrid gives the owner the added convenience of stopping for gas less often, as well as that warm fuzzy feeling that comes with doing something environmentally sound.
而且，混合动力车更减低停车加油频率，加上带来益于环保的温暖模糊感。
Organic agriculture also creates less soil and water pollution and lower greenhouse gas emissions.
有机农业还减少了土壤污染和水污染，降低了温室气体排放量。
Both oil and gas are less dense than water, so they generally tend to rise upward through water-saturated rock and sediment.
石油和天然气的密度都比水小，所以二者通常会浮在被水浸泡的岩石和沉积物的表层。
If a microwave oven is not an option, gas ovens are generally less carbon-intensive than electric.
除了微波炉之外，煤气灶的碳强度通常来说也比电炉低。
In the long run, electricity from large wind farms in remote areas might be used to make hydrogen gas from water during periods when there is less than peak demand for electricity.
从长远来看，在电力需求低于峰值的时期，偏远地区的大型风力发电场的电力可能会被用于电解水，以产生氢气。
Less costly than a car or motorcycle; great gas mileage.
比开车或摩托车节省；但汽油耗量比较多。
He thinks Norway should set an example by producing less oil and gas in the hope that other countries respond in equally high-minded fashion.
他认为，挪威应该减少石油与天然气的产量来树立一个榜样，以此希望其它国家也以同样高的姿态做出回应。
Plug-in electric hybrids give off less exhaust than gas guzzlers. And when they're running on battery power, they generate no fumes at all.
插电式混合动力汽车比单纯汽油动力汽车的废气排放量更少，尤其是当他们使用电源运行时，完全不会产生废气。
Ministers have talked up the need for clean coal plants to meet future electricity needs and to help Britain rely less on gas supplies from nations such as Russia.
大臣们也讨论了有必要建立清洁煤电站，以满足未来的电力需要，同时帮助英国减少对俄罗斯等国在天然气供应方面的依赖。
Power plants fueled by natural gas release less carbon dioxide — but natural gas is more expensive.
以天然气做燃料的发电厂释放更少的二氧化碳，但问题是天然气的成本更高。
You would use less gas, cause less wear and tear on your car, and spend less money on maintaining “professional attire” for work.
你将可能会消耗更少的汽油、汽车的损耗更小、而且你将在花费在工作上的“职业装扮”方面支出更少的钱。
I may be imagining this, but I think I've also noticed I have less gas now that I'm eating mindfully.
我能想象到这点，但我认为我也注意到我用心饮食后，现在气体少了。
As for the third option-we all buy lighter cars, all pay less for gas, and all be safer-good luck trying to sell that to America.
而第三个选择，就是我们都买轻型车，大家都可以花更少的钱，也都更安全。——可是在美国，你觉得可能吗？
You decrease the mole fraction of the less volatile material in the gas phase.
更不易挥发的物质，在气相中的，摩尔分数减小了。
The insects also produce 300 times less nitrous oxide, also a warming gas, and much less ammonia, a pollutant produced by pig and poultry farming.
昆虫制造出的一氧化氮比猪和家禽少300倍，制造的温室气体、氨气也要少很多。
But the wall isn't impenetrable. It's riddled with "interstellar tunnels" that lead from one pocket of less dense gas to another.
但是这层气体并不是密不透风，它里面有很多星际“隧道”，把一个个局部空洞区域连起来。
Every extra dollar they have to spend because of high gas prices is one less dollar they can use to put food on the table, pay the rent or meet [pay] their mortgages.
他们为高昂的汽油价格每多支付一美元，就意味着为食物，房租或是房贷少支付一美元。
Jim Whinnery, the under-sheriff, says that gas workers are responsible for less crime than local rumour would suggest.
当地的代理郡长杰姆.惠特尼说，和当地的谣传相比，油气工人的犯罪率实际要低得多。
His conclusions show that, for slow-growing organisms, the energy costs for maintaining cells in suspension is substantially less for gas-vesiculate than for flagellated organisms (Walsby 1994).
他的结论表明，对生长缓慢的生物，保持细胞悬浮耗费的能源成本比鞭毛生物少(Walsby 1994年)。
And much of the CO2 that causes this problem derives from oil and gas made less scarce by the reserves now recoverable from below it.
引起这个问题的大部分二氧化碳是从石油和天然气中产生的，而从海底重新得到的能源储备也是的它们不再那么稀缺了。
Both natural gas and biogas create emissions when burned, but far less than coal and oil do.
天然气和沼气燃烧时，都会产生二氧化碳，但是要比煤和石油少得多。
And plants powered by gas emit far less carbon dioxide than those powered by dirty coal.
如果用天然气发电，它比用煤发电排放的二气化碳量要少很多。
And plants powered by gas emit far less carbon dioxide than those powered by dirty coal.
如果用天然气发电，它比用煤发电排放的二气化碳量要少很多。
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