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 three most important nutrient recycles are the nitrogen cycle, the carbon cycle and the one we are going to talk about today, the Phosphorus cycle.
这三种最重要的营养循环包括氮循环、碳循环和我们今天要讲的磷循环。
The carbon cycle is the stuff of school books.
碳循环是学校书本上的东西。
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。
In the natural carbon cycle, plants absorb CO2 as they grow.
在大自然的碳循环中，植物生长时吸收CO2。
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？
How strong is carbon cycle-climate feedback under global warming?
在全球变暖条件下气候反馈碳循环是变强吗？
Soil carbon is an important part of terrestrial ecosystem carbon cycle.
土壤碳是陆地生态系统碳循环的重要组成部分。
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。
Forams thus play a significant role in the carbon cycle. (Magnification 75x)
有孔虫在整个地球的碳循环过程中扮演着重要的角色。
Soil organic carbon pool plays an important role in global carbon cycle.
土壤有机碳库在全球碳循环中起着重要作用。
They include disruption to the Marine food web and effects on the world's carbon cycle.
它们包括对海洋食物链破坏和对全球碳循环的影响。
When oceanographers study these samples, they can see changes in the carbon cycle during the PETM.
当海洋学家研究这些样本时，他们可以看到在古新世-始新世极热时期碳循环的改变。
The research on "missing sink" is main content in the global carbon cycle and global climate change.
“未知汇”的研究是全球碳循环及全球气候变化研究的主要内容之一。
Soil carbon cycle plays an important role in global warming and concerns for it have been increased.
土壤碳循环在全球气候变暖上具有重要的作用，也越来越受到人们的关注。
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。
The carbon cycle has thus acquired another epicycle, and become even more complicated to understand than it was.
碳循环因此又得纳入另一个亚循环，以致变得更加复杂难以理解。
In the natural carbon cycle, plants absorb CO2 as they grow. When they die and decompose, this returns to the atmosphere.
在正常的碳循环中，植物生长时会吸收二氧化碳，死亡腐烂后，二氧化碳重新回到大气中。
It is found that there is a large missing carbon sink between available carbon source and sink by studies of global carbon cycle.
全球碳循环研究中发现，目前已知碳源与碳汇不能达到平衡，存在一个很大的碳失汇。
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。
Forest soil plays an important role in global carbon cycle, but emphasized a lack of fundamental knowledge of soil carbon dynamics.
森林土壤在全球碳循环研究中占有重要位置，但其动力学特征等相关的数据却非常匮乏。
With the additional data that the satellites provide, researchers hope finally to shed light on the Earth's complicated carbon cycle.
研究人员希望通过卫星所提供的新数据，对地球复杂的碳循环加以阐释。
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。
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。
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。
What seems certain is that the nitrogen cycle is changing faster and more profoundly than the carbon cycle, which has attracted much more attention.
显而易见的是，「氮循环」比「碳循环」更可怕，变迁得更快，影响也更广泛，不过大家比较关心的却还是「碳循环」。
What seems certain is that the nitrogen cycle is changing faster and more profoundly than the carbon cycle, which has attracted much more attention.
显而易见的是，「氮循环」比「碳循环」更可怕，变迁得更快，影响也更广泛，不过大家比较关心的却还是「碳循环」。
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