Once you are in this geostationary orbit right over the tower, just lower your carbon nanotube cable down from the satellite, tether it to the tower here on Earth.
一旦你来到这个塔旁的地球静止轨道，只需把碳纳米管电缆从卫星上放低然后将其系在位于地球的塔端。
Volcanic carbon dioxide in Earth's early atmosphere kept Earth warm enough for life to begin during the time when the Sun was too dim to provide much warmth.
地球早期大气中的火山二氧化碳使地球足够温暖，保证生命在太阳过于昏暗而无法提供足够热量的时候能够得以孕育。
The molecules of carbon dioxide in the Earth's atmosphere affect the heat balance of the Earth by acting as a one-way screen.
地球大气层中的二氧化碳分子像一个单向屏一样影响着地球的热量平衡。
Over the course of the next decade it will attempt to understand all the carbon in the Earth, not just the stuff that cycles through the atmosphere, the oceans and living things.
接下来的十年中，该项目将试着去了解地球上所有的碳，而不仅仅是通过大气、海洋和生物循环的东西。
This New year I will make a difference in saving the earth. This year I will contemplate on what is green and how I can make a smaller carbon footprint.
每年这时候，人们立下新年的决心，这个新年我将要在拯救地球方面有所作为，这一年我将琢磨绿色环保是什么，以及我如何能够造成一个更小的碳足迹。
It is becoming increasingly clear that inland water systems play an important role in the global carbon cycle, in spite of the fact that they only cover 3 percent of the land area of the Earth.
现在越来越清楚，内陆水域系统在全球碳循环中发挥着重要的作用，尽管事实上它们只占地球陆地面积的3%。
Given the importance of carbon to life, scientists seek to understand the major reservoirs of carbon in the earth and the exchanges between them, both in space and in time.
鉴于碳元素对生命的重要性，科学家试图了解地球上碳元素的主要时间及地点上的储存和交换。
The problem is exacerbated by the lack of an adequate replacement for a pair of Earth-observation satellites, the Orbiting Carbon Observatory and Glory, which failed on launch in the past two years.
在过去两年Glory观测卫星失败发射，所以无法提供备用的地球观测卫星，这进一步加重了该问题。
OCO will similarly study carbon dioxide and also oxygen signatures in reflected sunlight. It will fly at an average altitude of 705km and orbit the Earth about every 99 minutes.
同样，OCO也会研究太阳反射光线中的二氧化碳和氧气特征光谱，它将于705公里的上空以99分钟绕地球一圈的速度飞行。
When carbon - one of the most abundant elements on Earth - is rolled up into tubes, it exhibits some extraordinary properties such as high heat conduction, which the team exploited in the new study.
当碳——地球上最丰富的元素之一——卷成了管状，它呈现出一些特别的属性，例如高导热，这是研究小组在新的研究中发现的。
Earth's biggest advantage comes from having plate tectonics that stabilize the amount of carbon dioxide in the atmosphere that keeps Earth warm.
地球最大的优点在于板块构造，这些构造能够平衡大气层中二氧化碳的数量，使地球保持温暖。
Water vapor, carbon dioxide and other gases in the atmosphere trap heat from the sun, warming Earth.
水蒸气、二氧化碳和大气中的一些其它气体将来自太阳的热量收集起来，温暖了地球。
Our main fossil fuels — coal, petroleum and gasoline — are made up of carbon that has been compressed in the Earth for millions of years and we're now burning and rapidly restoring to the atmosphere.
我们的主要矿物燃料包括——煤，石油和汽油——他们的组成成分都包括碳，它已经在我们的地球积压了数百万年，我们现在将它使用和燃烧，让它快速的归还到大气中。
Imhoff and his team reached these conclusions by comparing the rate at which people require plant products, in terms of carbon, to the rate that the Earth can produce plant carbon.
伊姆·赫夫和他的团队通过比较人们对植物的需求率，就碳纤维而言，和地球产生的植物碳纤维率，从而得出此结论。
The three conventional forms of fossil carbon-oil, coal and gas-differ both in the way the Earth stores them and the way its people use them.
煤、石油、天然气是三种传统化石燃料，其在地球上的储存方式及人们的使用方式各不相同。
Carbon dioxide warms the Earth because it is a greenhouse gas in the atmosphere, but it also causes plants to provide less evaporative cooling.
二氧化碳是一种温室气体，所以会引起地球变暖，但同时二氧化碳也会引发植物的蒸发冷却作用。
The researchers were polishing a slice of the carbon-rich Havero meteorite that fell to Earth in Finland in 1971.
研究人员当时打磨了一块碳元素丰富的海沃勒陨石。 这块陨石1971年坠落于芬兰。
The earth has been warming in fits and starts for decades, and a large majority of climatologists say that is because humans are releasing heat-trapping gases like carbon dioxide into the atmosphere.
最近几十年地球在逐渐变暖，大多数气候学家认为这是因为人类不断地向大气中释放温室气体，如二氧化碳。
L Most scientists believe that if there is ET life anywhere in the Universe, it must be based on the chemistry of carbon, as life on Earth is.
l大多数科学家认为，太空中如果有外星生命，它们一定也和地球上的生物一样离不开碳化合物。
Diamonds are made from carbon. Carbon is found in all living things, both plant and animal. Much of the carbon in the earth comes from things that once lived.
钻石是由碳形成的。所有的生物包括动物和植物，都含有碳。地球上的很多碳来自于曾经有生命的东西。
The carbon cycle is the cycle in which carbon is exchanged between the hydrosphere, atmosphere, biosphere, and geosphere of the Earth.
碳循环是循环中，碳是交换之间的水，大气，生物圈，地圈的地球。
With the escalation of talking about dealing with climate change, forest, as the biggest carbon pool in ecosystem on earth, has taken an important position.
随着应对气候变化问题探讨的逐步深入，森林作为陆地生态系统最大碳库而被推上了一个重要位置。
In the 40th anniversary of earth day, let's get together at Family Box, to think about our environment and future, take green actions, promote "Low Carbon Life", and protect our one and only homeland.
在世界地球日40周年之际，让我们相聚家盒子，想一想我们的环境和未来，开展绿色行动，提倡“低碳生活”，共同守护我们唯一的家园！
Carbon dioxide stays in the atmosphere for up to a century after it is emitted, and has the effect of trapping heat on earth, causing climate change.
二氧化碳被排放后，在大气层中的留存时间高达一个世纪，它能阻止热量从地球散发出去，从而导致气候变化。
Carbon dioxide stays in the atmosphere for up to a century after it is emitted, and has the effect of trapping heat on earth, causing climate change.
二氧化碳被排放后，在大气层中的留存时间高达一个世纪，它能阻止热量从地球散发出去，从而导致气候变化。
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