Earth had experienced previous periods of climatic change, and yet agriculture had not been developed.
地球已经历了先前的气候变化，但农业还没有发展起来。
Global climatic change is not only a environmental question, but also energy, economic and political issue.
全球气候变化不仅是环境问题，而且是能源问题、经济问题和政治问题。
Climatic change is dramatically affecting the residence times of some lakes in northwestern Ontario, Canada.
气候变化正严重影响着位于加拿大安大略省西北部的一些湖泊的停留时间。
Although initially appealing, the hypothesis of a simple climatic change related to sea levels is insufficient to explain all the data.
与海平面相关的简单气候变化假说虽然起初很吸引人，却不足以解释所有的数据。
Krech also contradicts Martin's exclusion of climatic change as an explanation by asserting that widespread climatic change did indeed occur at the end of the Pleistocene.
Krech断言广泛的气候变化确实发生在更新世末期，这与Martin排除气候变化作为解释的观点相矛盾。
In recent years, climatic change has been concerned.
近年来气候变化引起人们关注。
The climatic change has been one of important research.
气候变化已成为全球变化的三大研究主题之一。
The social populace understood the climatic change brings threat.
社会民众了解到气候变化所带来的威胁。
The island of Greenland gives us a good example of climatic change.
格陵兰岛给我们一个气候变化的好例子。
The climatic change is a huge challenge which the human society faces.
气候变化是人类社会所面临的一个巨大挑战。
Thirdly, the climatic change affects the retreating speed of knickpoints.
第三，气候变化影响裂点的后退速度。
For instance, volcano activity is one magnism that might affect the climatic change.
比如，火山的活动就是一个可能会影响气候变化的原因。
Science, Nature and Climatic Change have ultimately decided not to remove the offending maps.
《科学》、《自然》和《气候变化》最终都决定不会去掉那些引起争议的地图。
For instance, volcanic activity is one mechanism (magnate) that might affect climatic change.
比如，火山活动是可能影响气候变迁的因素之一。
This paper presents a brief introduction of integrated assessment models (IAM) of climatic change.
本文概述了气候变化综合评估模型(iam)的定义、组成、特点及应用。
First, But first, let's back up a moment and review what we know about climatic change in general.
但是首先，让我们回到那个时刻，让我们回顾一下大家普遍知道的气候变化。
Glacial fluctuation is the result of climatic change, but the relationship between them is not stable.
冰川变化是气候变化的产物，但它与气候参数的关系表现出不稳定。
That tells us who is worst affected: the poor, who are largely unprepared, and unable to cope with climatic change.
这个判断告诉我们谁受到的影响最严重：是穷人，他们大都没有做好准备，也没有能力应付气候变化。
This research assessed the vulnerability of agriculture production to climatic change see2000as baseline year.
本文以张掖市为研究区域，将2000年作为基准年对农业生产对气候变化的脆弱性进行了评价。
It analysis the situation of global climatic change, suggest main scientific problem of global climatic change.
本文分析了全球气候变化的研究现状，并提出了全球气候变化中的重大科学问题。
Huangqihai lake is an inland closed lake. Climatic change is a major factor to control the lake level fluctuations.
黄旗海是一封闭湖泊，气候是控制其湖面变化的主要因素。
The change tendency of vegetation may reflect the climatic change and forecast climatic change tendency in the future.
植被的变化趋势在一定程度上可以反映这一地区过去的气候变化趋势并对未来的气候变化趋势进行预测。
Then the methods for study on the effects of climatic change on ecosystem and agricultured production have been discussed.
对于用模式研究气候变化对农业产量影响的方法，也进行了初步介绍。
The causes for the occurrence of this phenomenon are the influences of the sea-level rise and climatic change in the Mid Cretaceous.
该现象发生的原因是白垩纪中期的海平面上升和气候变化的影响。
Richer economies rely less on agriculture, which is vulnerable to climatic change, and more on industry and services, which by and large are not.
比起易受气候变化影响的农业，富国们依赖更多的是工业和服务业，这两种行业大体上不易受气候变化影响。
This was a time of rapid climatic change, but it was also when humans first arrived in these regions, making it difficult to discern causality.
这是一个气候快速变化的时期，但也是人类首次来到这些地方的时期，这使得人们难以辨别其中的因果关系。
Authigenic carbonate oxygen and carbon isotope evidence in lake sediment is an important proxy to reflect lake environment and climatic change.
湖泊自生碳酸盐碳氧同位素变化是反映内陆湖泊水环境与气候环境的重要指标。
The relationship between climatic change and sustained agriculture is discussed from the standpoint of the connotation of sustained agriculture.
从持续农业的内涵出发，讨论了气候变化与持续农业的关系。
The relationship between climatic change and sustained agriculture is discussed from the standpoint of the connotation of sustained agriculture.
从持续农业的内涵出发，讨论了气候变化与持续农业的关系。
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