孢粉是恢复古植被、古气候的重要代用指标。
Pollen grains and spores are important index to reconstruct paleoclimate and paleoenvironment.
但粘土矿物含量的强烈波动可以推断中更新世古气候的强烈波动变化。
Violent climate oscillation occurred during this period, supported by the intense change of clay mineral contents.
这些冻原植物花粉形态的研究为恢复北极地区古植被和古气候的研究,提供了有价值的对比资料和依据。
Investigation on pollen grains of tundra plants can provide significant data for comparative study of fossil pollen and for reconstruction of paleovegetation and paleoclimate in the Barrow area.
现代针叶树气孔器的研究为鉴定化石气孔器奠定了基础,对第四纪植被变化和古气候的研究起着很重要的作用,是第四纪孢粉学的一个重要补充。
The study on the morphology of stomata of conifers is the foundation of identifying fossil stomata that is important for the study of the change of vegetation and climate.
在选择确定过去存在的气候条件的方法时,古气候学家援引了四个主要标准。
In choosing a method for determining climatic conditions that existed in the past, paleoclimatologists invoke four principal criteria.
研究人员第一次看到古气候数据,仅仅发现海洋气温变化的细微的不同,然后跟现在比较。
When they first looked at the paleoclimatic data, the researchers only found very small differences in ocean temperatures then compared to now.
如果这些古气候约束适用于未来的话,那么就像我们的模型所预计的那样,极端气候变化不像先前想象的那么可能。
If these paleoclimatic constraints apply to the future, as predicted by our model, the results imply less probability of extreme climatic change than previously thought.
而新研究是将古气候数据加入到现存模型中,试图预测出比较确定的数据。
The new analysis, which incorporates palaeoclimate data into existing models, attempts to project future temperatures with a little more certainty.
齐弥特纳注解说很多以前的研究只研究了从1850年至今这段时期的变化,因此从全球的规模上来说,没有考虑到古气候这个属于整体的数据。
Schmittner notes that many previous studies only looked at periods spanning from 1850 to today, thus not taking into account a fully integrated paleoclimate data on a global scale.
Paleoclimate -古气候指的是古代地质时期的气候条件。
Paleoclimate the climate conditions of geologic periods in the ancient past.
化石也可向我们提供史前的古地理和古气候情况,并可指示埋藏它们的岩石的年龄。
Fossils also provide information about the geography and the climate of prehistoric times, and indicate the age of rocks in which they are found.
新昌硅化木中有明显的树木年轮,表明这种古气候可能存在一定的季节变化。
Visible tree rings of the Xinchang Petrified Wood indicate that there might be some seasonal changes in the ancient climate.
古盐度的恢复是对古环境和古气候研究的重要方法之一。
Paleosalinity recovery is one of the important methods for paleoenvironment and paleoclimate study.
同位素的古气候定量研究是本次重点探索的问题。
The quantitative research of climatic factors by Oxygen stable isotope is an important aspect to probe in this paper.
全球古气候研究目的是为了揭示过去气候变化的自然历程,探求其形成机制,预测未来人类环境走向。
The aim of global paleoclimatic research is to reveal the natural process of past climate change, probe its mechanisms and forecast the trend of human environment in the future.
本文介绍了其在古气候效应、河口系统的有机物质检测、降解以及污染物溯源的研究应用进展。
This paper introduces the research progress in their palaeoclimatic effects, detection of organic matter in estuary systems, degradation and contamination tracing.
气候变化轨道驱动的发现,使古气候研究进入了定量探索变化机理的新阶段。
With the discovery of orbital forcing of climate changes, the research on palaeoclimate has entered a new stage of searching for mechanism in climate changes on the basis of quantitative approaches.
沙漠形成演化是第四纪古气候、古环境研究的重要内容之一。
Evolution of desert is one of important aspect of Quaternary paleoclimate and paleoenvironment research.
这与华北地区古文史资料记录的古气候变化有较好的一致性,并具有全球变化意义。
Such climatic fluctuations well accord with the historical records and may be of a global significance.
海洋风尘沉积是一门海洋沉积学、古气候学、古海洋学的交叉学科,它在古气候、古环境和现代环境研究方面均具有重要意义。
Marine eolian deposition is a cross subject among Marine sedimentation, paleoclimate and paleoceanography, and it's important in the research of paleoclimate, paleoenvironment and modern environment.
洞穴沉积物不仅具有旅游开发价值,而且蕴含了丰富的古气候环境信息。
The sediments in the cave are of not only the value for tourism development, but also rich information of paleoclimate and paleoenvironment.
应用该方法可以判断气候演变过程的持续性或周期性存在与否,进而可以为古气候重建和环境预测提供必要的科学依据。
The result indicated that this method was very useful to study the cycles of climatic change, which provides vital reference for paleoclimatic reconstruction and paleoenvironmental forecast.
影响储层储集性能的主要因素:(1)沉积环境,(2)古气候,(3)成岩作用,(4)构造运动,(5)粘土矿物。
The factors affecting the property of reservoir were as follows. (1) environment of sedimentary, (2) paleoclimate, (3) diagenesis, (4) tectonic movement, (5) clay minerals.
潜江组沉积充填主要受到盆地的构造演化和古气候条件控制。
The sedimentary fillings of Qianjiang Formation are mainly controlled by structural evolution and ancient climate conditions.
冰芯记录中的气候变化是古气候研究中的重要组成部分。
Climate changes recorded in the ice cores are the main parts of palaeoclimatology.
该区的古气候演化与同处于我国东部季风西北边缘的相邻地区有一定的可比性,也具有自身的区域特色。
The palaeoclimate with self characteristics in this area is the same as that in the adjacent areas, which belong to the northwestern edge of eastern monsoon.
冰岩芯研究是古气候、古环境研究的有力手段,它将为“全球变化研究”提供多方面的气候、环境信息。
Ice core study, providing much information for "a study of global change", is an effective approach to the study of paleoclimate and paleoenvironment.
结合历史气候变化,得到东亚古气候变化的海陆记录具有很好的可比性。
Comparison with the historical climate changes shows a good correlation between the Marine and continental records of the East Asian paleoclimate changes.
简述了江西修水网纹红土的岩性特征和形成时代,重点讨论了网纹红土中的植硅石及其古气候信息。
The paper briefly introduces the lithologic features, and accumulation age of the vermicular red earth and mainly elaborate phytolith in it and its paleoclimatic indication.
简述了江西修水网纹红土的岩性特征和形成时代,重点讨论了网纹红土中的植硅石及其古气候信息。
The paper briefly introduces the lithologic features, and accumulation age of the vermicular red earth and mainly elaborate phytolith in it and its paleoclimatic indication.
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