碳循环的轮廓真的是我们所熟悉的那样子么？
研究发现，城市树木的碳循环速度和生长速度几乎是乡村树木的四倍。
It was discovered that rates of carbon cycling and growth rates among city trees were nearly four times faster than those in the countryside.
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。
These tiny things form the base of the food chain and play an important role in the global carbon 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 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.
理解这种循环很重要，不仅因为碳循环维持地球上的生命，而且因为它对于全球变暖的速度有密切关系。
Understanding this cycle is important, not only because it sustains life on Earth, but also because it is bound up with the rate of global warming.
碳循环是学校书本上的东西。
它们包括对海洋食物链破坏和对全球碳循环的影响。
They include disruption to the Marine food web and effects on the world's carbon cycle.
碳循环（以及地球变暖的争论）是此次变化的一部分。
The carbon cycle (and the global warming debate) is part of this change.
在大自然的碳循环中，植物生长时吸收CO2。
In the natural carbon cycle, plants absorb CO2 as they grow.
不过关于碳循环的概要，我们真的那么熟悉吗？
But are the Outlines of the carbon cycle really that familiar?
土壤碳是陆地生态系统碳循环的重要组成部分。
Soil carbon is an important part of terrestrial ecosystem carbon cycle.
有孔虫在整个地球的碳循环过程中扮演着重要的角色。
Forams thus play a significant role in the carbon cycle. (Magnification 75x)
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。
The carbon cycle has thus acquired another epicycle, and become even more complicated to understand than it was.
气候的变化能够改变这些生态系统的功能以及海洋中碳循环的方式。
Global change could alter the functioning of these ecosystems and the way carbon is cycled in the ocean.
研究者认为，碳循环每年周转大约3亿3千万吨二氧化碳。
Researchers think that the carbon cycle turns over about 330 billion tonnes of carbon dioxide each year.
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。
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.
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 carbon cycle is the cycle in which carbon is exchanged between the hydrosphere, atmosphere, biosphere, and geosphere of the Earth.
“了解植物与全球二氧化碳循环之间的关系，意义深远。”布兰德说道。
"It's of fundamental importance to understand how plants relate to global carbon cycles," said Blonder.
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。
With the additional data that the satellites provide, researchers hope finally to shed light on the Earth's complicated carbon cycle.
据邦德·兰姆伯蒂说，研究人员可能错误地理解了碳循环在北极土壤中起作用的方式。
According to Bond-Lamberty, researchers might have a flawed understanding of how carbon cycling works in Arctic soil.
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。
When oceanographers study these samples, they can see changes in the carbon cycle during the PETM.
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。
Some scientists think that massive ocean extinction events in the past caused Earth's carbon cycle to fluctuate wildly for millions of years afterwards.
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 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.
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。
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.
如果这个想法被证实，则首先要将其合成为用以理解地球碳循环和其在气候中效应的计算机模型。
If that idea is confirmed, it will need to be incorporated into the computer models used to understand the Earth's carbon cycle and its effect on the climate.
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。
The oceans are a key part of the natural carbon cycle, in which carbon dioxide is circulated between the land, seas and atmosphere.
通过野外控制试验和室内培养试验研究了氮素输入对淡水沼泽湿地碳循环过程的影响。
Field control experiment and laboratory culture experiment were conducted to study the influence of nitrogen input on the freshwater mire carbon stock.
他说新发现开拓了科学上的一个“新前沿”，这将可能解释到食物链、气候模型以及碳循环的变化。
He said the new findings was opening up a "huge frontier" in science that could help explain changes in the food chain, weather patterns and carbon cycles.
他说新发现开拓了科学上的一个“新前沿”，这将可能解释到食物链、气候模型以及碳循环的变化。
He said the new findings was opening up a "huge frontier" in science that could help explain changes in the food chain, weather patterns and carbon cycles.
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