Are the outlines of the carbon cycle really that familiar?
碳循环的轮廓真的是我们所熟悉的那样子么？
These tiny things form the base of the food chain and play an important role in the global carbon cycle.
这些微小的东西构成了食物链的基础，并在全球碳循环中发挥着重要作用。
The production of UDPGIC starts with carbon compounds entering the pentose phosphate cycle.
UDPGIC的生产始于碳化合物进入戊糖磷酸循环。
But their Numbers have dwindled since the dawn of the 20th century, with unknown consequences for ocean ecosystems and the planet's carbon cycle.
但自20世纪初以来，它们的数量已逐渐减少，随之而来的是由此对海洋生态系统和全球碳循环产生的未知后果。
The carbon cycle is the stuff of school books.
碳循环是学校书本上的东西。
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%。
The carbon cycle influences the rate at which mountains weather down into seas, the deep circulation of ocean waters helps govern the ebb and flow of ice sheets, and so on.
碳循环影响了山脉夷为海洋的速度，海水深度循环有助于控制冰川消逝和流动，诸如此类。
The oceans are a key part of the natural carbon cycle, in which carbon dioxide is circulated between the land, seas and atmosphere.
在自然的碳循环中，二氧化碳于陆地、海洋和大气中流通，海洋是其中一个关键的环节。
This is a crucial but understudied compartment of the global Marine carbon cycle, which has been of key importance throughout Earth history and it is still at present.
这是全球海洋碳循环重要的替代部分，其重要性贯穿地球历史，而且依然存在。
Some scientists think that massive ocean extinction events in the past caused Earth's carbon cycle to fluctuate wildly for millions of years afterwards.
一些科学家认为过去大量海洋生物的灭绝，将引起数百万年后地球碳循环上下幅度变大。
For the duration of its cycle, though, this deep-sea carbon is locked away.
然而在整个周期里，深海里的碳是被锁藏的。
This minimizes the entire life cycle carbon footprint of a product, providing a long-term emissions reduction solution, rather than looking at just one part of the cycle such as airfreight.
这便把一种产品整个生命周期中的碳排放减到了最低，由此提供了长期减少碳排放的方案。 这比只盯住产品周期中的一环——比如货物空运——要有效很多。
Ifpeak oil theorists are correct, we will have largely discontinued our use of fossil fuels and the carbon cycle may be able to handle slow releases of CO2 from storage.
如果石油峰值理论家们是正确的，我们终将面临大规模的化石燃料供应中断，那时候可以通过库存来解决碳循环中二氧化碳排放过慢的问题。
The carbon cycle (and the global warming debate) is part of this change.
碳循环（以及地球变暖的争论）是此次变化的一部分。
The Earth-observation programme will receive around $2 billion to improve the forecasting of climate change and monitor the Earth’s carbon cycle and its ice sheets.
地球观测项目将获得20亿美元的资金，以用于预测气候变化和监测地球的碳循环和冰原。
Researchers think that the carbon cycle turns over about 330 billion tonnes of carbon dioxide each year. Oceans absorb about half this.
研究人员认为，每年碳循环都会周转大约3300亿吨二氧化碳，其中的一半都被海洋吸收。
Including man-made emissions, the Earth’s “carbon cycle” releases about 330 billion tonnes of the gas each year.
地球上的“碳循环”，包括人类社会的排放在内，每年大约释放出3300 亿吨的二氧化碳，其中的大多数是被当代所谓的“碳汇”（是指从大气中清除二氧化碳的过程、活动或机制）吸收掉。
Researchers think that the carbon cycle turns over about 330 billion tonnes of carbon dioxide each year.
研究者认为，碳循环每年周转大约3亿3千万吨二氧化碳。
The carbon cycle is the stuff of school books.
碳的循环在学校教科书中已经讲过了。
The ocean's planktons form the bottom of both the food chain and the bulk of the carbon-oxygen cycle for our planet.
海洋的浮游生物即构成了食物链底端，又是我们地球碳-氧循环的交换场。
Additionally, the forests of the world are a critical part of the weather cycle as well as the carbon-oxygen cycle.
另外，世界森林是天气循环和碳-氧循环的一个重要组成部分。
But are the Outlines of the carbon cycle really that familiar?
不过关于碳循环的概要，我们真的那么熟悉吗？
As a base to analyze the terrestrial carbon cycle and dynamic, forest biomass estimation has been one of important contents of ecology and global change study.
森林生物量估算是进行陆地生态系统碳循环和碳动态分析的基础，业已成为生态学和全球变化研究的重要内容之一。
The export and cycle processes of the riverine carbon are closely related to coastal zone environment, dynamics of the ocean carbon pool and the global climate system.
构成全球碳循环的一个关键环节河流碳的输出及循环过程与近岸水域环境、海洋碳库变动及全球气候系统紧密相关。
For the production state of fuel ethanol from summer corn in China, carbon budgets in overall life cycle of the ethanol were evaluated and its main influence factors were identified.
以我国夏玉米燃料乙醇的生产为例，计算了玉米燃料乙醇生命周期的净碳排放量并对其影响因素进行了分析。
OBJECTIVE: to investigate the effects of graphite carbon nanoparticles on cell growth, cycle, and apoptosis in vitro.
目的：观察石墨碳纳米颗粒对体外培养细胞的生长增殖、细胞周期及凋亡的影响。
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。
The discovery that the carbon component's interaction with air can be repeated, creating a cycle of charge and discharge, led to the development of the new battery.
这一发现，碳组成的互动与空气可以重复，建立一个循环充电和放电，导致了开发新的电池。
The discovery that the carbon component's interaction with air can be repeated, creating a cycle of charge and discharge, led to the development of the new battery.
这一发现，碳组成的互动与空气可以重复，建立一个循环充电和放电，导致了开发新的电池。
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