只有这些都不排放二氧化碳,电动车才可以说是无碳的。
None of those can emit carbon dioxide. If any do, the electric vehicle isn't carbon-neutral.
归结为碳排放时,甚至电动车是0排放的,也不一定是无碳的。
It all comes down to carbon emissions, and even though electric vehicles spew zero emissions, they aren't necessarily carbon neutral.
低价、无碳的产能技术,这是个不易实现的目标,所以盖茨才会希望奇迹的发生。
Half the price of coal and no carbon: That’s a tall order, which is why Gates is looking for a miracle.
可以设想,工业化国家能够承受总体向低碳或无碳的转型,但是世界上最贫穷的国家根本无法达到。
Industrial nations, presumably, could afford to switch to low- or no-carbon fuels, but the world’s poorest nations could not.
因此,天然气被认为是一种桥梁燃料,让我们能够顺利从煤炭和石油过渡到真正无碳的未来能源。
It is seen, therefore, as a bridge fuel, one that takes us from coal and oil to some mix of carbon-free energy in the future.
因此,提嗷气被认为是一种桥梁燃料,让我们能够顺利从煤炭和石油过渡到真正无碳的未来能源。
It is seen therefore as a bridge fuel one that takes us from coal and oil to some mix of carbon-free energy in the future.
南非正率先努力开发一种新的安全而简单的核反应堆——严格意义上讲这并非可再生能源,不过它是无碳的,因此越来越受到欢迎。
South Africa is leading the effort to develop a new class of safe and simple nuclear reactor-not renewable energy in the strict sense, but carbon-free and thus increasingly welcome.
最近,奥尔森举行了一场地热资源的会议,用来推广地热资源作为一种无碳的备选能源,可用来为基本负荷供电,这可能是地热资源的最后一次机会。
Recently, Mr Olsen told a meeting of the Geothermal Resources Council that the last thing they should be promoting their product as is a carbon-free alternative for base-load power.
从阿拉斯加东南海岸岛屿的洞穴中提取的化石的放射性碳年代测定法表明,在最后一个冰河时代,该地区至少有一部分保持无冰状态。
Radiocarbon dating of fossils taken from caves on islands along southeastern Alaska's coast suggest that at least a portion of the area was remaining ice-free during the last ice age.
当大陆上的冰开始融化时,两块冰原之间形成了一条无冰走廊,这一证据主要来自放射性碳测年法。
Evidence that an ice-free corridor between two ice sheets developed when the continental ice first began to melt came primarily from radiocarbon dating.
尽管它产生的能源是可再生的,并且在表面上是无碳排放的,但还是有很多不好的方面。
Though their power is renewable and, on the face of it, carbon-free, there are lots of bad things about them, too.
这种无脊椎动物以惊人的繁殖速度占领海洋,后分解为高浓度碳生物量,细菌难以有效吸收。
The invertebrates, populating the seas in ever-increasing numbers,break down into biomass with especially high levels of carbon, which thebacteria cannot absorb well.
核能源支持者很喜欢指出一点:核能源现在已经在提供美国70%的“无碳”能源。
Advocates are fond of noting that nuclear power now provides 70 percent of the country's "carbon-free" energy.
完全达到无碳事实上是不可能的,或者至少很难做到类似于坚持使用冷核融合反应的汽车。
Attaining complete carbon neutrality is virtually impossible, or at least so unattainable it's akin to holding out for a vehicle that runs on cold fusion.
但是这样的要求就必须适用于所有的无碳技术,不仅仅局限于官员们喜欢的那些技术,使得生产效率最高的技术能够发展壮大。
But that needs to be open to all carbon-free technologies, not just the ones that the politicians like, so that the most efficient can prosper.
在日益上升的关于无碳驾驶的希望声中,“氢经济”这个理念在遭遇现实的抵触时破灭了。
HAVING soared on the promise of carbon-free motoring, the idea of the "hydrogen economy" crashed and burned when it collided with reality.
马斯·达尔的天才设计师们-如果他们的工作有效果-将会结合21世纪的工程和传统的沙漠建筑以达到无碳效果。
The genius of Masdar - if it works - will be combining 21st Century engineering with traditional desert architecture to deliver zero-carbon comfort.
那在一个准备重新回归相关无碳核动力的世界里是一种清醒的认识。
That is a sobering thought in a world ready to re-embrace relatively carbon-free nuclear power.
而另一方面,环境保护主义者更是对奥巴马的决定进行轰炸,指出其努力方向是错误的。美国急需的是迅速转向无碳能源的开发。
Environmentalists, on the other hand, blasted Obama's announcement, saying it was a step in the wrong direction and that the United States needed a quicker transition to carbon-free sources of energy.
当碳与氧结合形成一种无色、无味、无嗅的气体叫做二氧化碳,它比空气重,可以灭火。
When carbon unites with oxygen, it forms a colorless, odorless, and tasteless gas called carbon dioxide, which is heavier than air and will extinguish a flame.
最出色的是全球变暖,连我都得在新闻集团建立无碳项目来应对。
Global warming was so brilliant that I had to counteract it with my own carbon-free program at News Corp.
来自德拉华大学无碳一体化电力研究中心的主任威利•肯普顿认为,解决方法将近海风电场串联在一起。
The answer might be to connect a chain of offshore wind farms. That’s according to Willett Kempton, director of the Center for Carbon-Free Power Integration at the University of Delaware.
同时因为关心废物处理和增殖,他们还忽略了目前占世界能源6%的核能无碳发电。
And due to concerns about waste disposal and proliferation, they also left out carbon-free electricity generation by nuclear power, which currently provides about 6 percent of world energy.
纵使今年预算中汽油税的削减令环保者们寒心,但仍有一些不乏新意的环保政策出台,如:设立一家“绿色”投资银行,主要用于资助一些无碳环保项目。
Although this year's budget disappointed greens by cutting petrol duties, it also included the creation of a green investment bank to finance carbon-free energy projects.
谬论八:无碳房屋是对付建筑物温室气体排放的最佳选择。
Myth 8: zero carbon homes are the best way of dealing with greenhouse gas emissions from buildings.
在无氧炉中将糠皮加热到800摄氏度(1472华氏度)将分离糠皮中的碳,留下几乎只含有硅的细小微粒。
Heating husks to 800 degrees centigrade (1, 472 degrees Fahrenheit) in an oxygen-free furnace drives off carbon, leaving fine particles of nearly pure silica behind.
在无氧炉中将糠皮加热到800摄氏度(1472华氏度)将分离糠皮中的碳,留下几乎只含有硅的细小微粒。
Heating husks to 800 degrees centigrade (1,472 degrees Fahrenheit) in an oxygen-free furnace drives off carbon, leaving fine particles of nearly pure silica behind.
尽管美国近一半的发电要靠煤炭,美国无碳发电的百分之七十靠的是核能。
While coal accounts for nearly half of electricity generated in the United States, nuclear energy accounts for 70 percent of the United States' carbon-free electricity.
尽管美国近一半的发电要靠煤炭,美国无碳发电的百分之七十靠的是核能。
While coal accounts for nearly half of electricity generated in the United States, nuclear energy accounts for 70 percent of the United States' carbon-free electricity.
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