mass extinction

Advances in the study of mass extinction and recovery process

集群绝灭与生物复苏研究进展

From mass extinction to mass replacement & a Concurrent Discussion on time-space levels of evolution and systems geology

从集群绝灭到集群替换&兼论进化的时空层次与系统地质学

Measurement of Mass Extinction Coefficient of Particles Based on the Infrared Quantitative Analysis

基于红外定量分析方法检测烟幕粒子质量消光系数

Now researchers say it 's the fastest mass extinction known .

现今研究人员们称这是迄今为止发生最快的灭绝事件。

The mass extinction is the greatest environmental threat that human is facing .

物种大灭绝和不可恢复性是人类面临的最大环境威胁。

Well , today we are witnessing a sixth mass extinction ,

那么今天我们正在目睹着第六次大量消亡，

This climatic change might be one of the causes for mass extinction of dinosaurs .

反映当时有一暂短的从温暖潮湿&干旱炎热的气候大变迁，这种变迁可能是造成恐龙大量死亡的原因之一。

These provide important evidences for marine environment after the end-Permian mass extinction .

有关这些方面的研究成果无疑为认识二叠纪末生物大灭绝后的海洋条件提供了重要的事实依据。

Exporting that trend could help stave off the gathering sixth mass extinction .

这一趋势有助于延缓第6次大规模物种灭绝。

Are humans causing the next mass extinction ?

下一次生态灭亡将会是什麽时候？

Advances in geochemical studies of permian / triassic mass extinction

二叠-三叠纪生物绝灭事件的地球化学研究新进展

And any time a mass extinction happened , it 's correlated with a change in sea levels .

每一次大灭绝发生，都和海平面的改变有关。

Mass extinction and geological events between Palaeozoic and Mesozoic Era

古生代中生代之交的生物绝灭和地质事件四川广元上寺二叠系三叠系界线和事件的初步研究

If you think about it though , the core problem with this sixth mass extinction is human interference .

如果你仔细的想一下，其实第六次大量消亡的核心问题是人类的干预。

He said Atopodentatus helps tell a biggerstory about the world 's largest mass extinction 252 million years ago .

他说，齿须龙有助于帮助讲述更大的有关2.52亿年前世界最大规模物种灭绝的故事。

The mass extinction coefficient of smoke particles is an intrinsic physical parameter to character shielding property .

烟幕粒子的质量消光系数是表征其遮蔽能力的重要参数。

Terminal Ordovician mass extinction and its relationship to iridium and carbon isotope anomalies

奥陶系与志留系界线处生物绝灭事件及其与铱和碳同位素异常的关系

This marks precisely to within a few thousand years the point of mass extinction on the land .

这明确标志着正是在这几千年中，发生了陆地上的大规模灭绝。

A global rapid transgression after the end-Permian mass extinction is herein discussed .

论述二叠纪末生物大灭绝事件后的一次全球性快速海侵。

The mass extinction of organisms and the sedimentary environment mutation are due to the catastrophic event .

地球灾变事件是导致古生物大规模绝灭和沉积环境突变的根本原因。

The action must also have played an important role in the mass extinction during the Late Permian and early Triassic .

研究二叠纪末一三叠纪初生物大绝灭事件具有重要作用；

Calculation of the mass extinction coefficient of nonspherical aerosols

非球形微粒气溶胶质量消光系数的计算

Professor : A mass extinction as when numerous species become extinct over a very short time period , short ,

教授：大量消亡是指大规模的物种在短期内灭绝的现象，这里的短期，

Radiation and mass extinction

生物的辐射演化和绝灭事件

And the mass extinction event that had looked inevitable began to shift into a global project of mutual care .

看起来不可避免的大规模灭绝事件开始转变为相互关怀的全球项目。

The Earth could be on the brink of the sixth mass extinction in history , claim scientists .

科学家声称，地球可能要迎来第六次大规模物种灭绝。

The Upper Permian recorded the greatest mass extinction and the most dramatic environmental changes in geologic history .

上二叠统记录着地质历史上最大的生物灭绝事件和最深刻的环境变化。

The mass extinction coefficients of the smoke to middle infrared and 10.6 μ m laser emission were measured too .

测试了红磷烟幕对10.6μm激光的质量消光系数。

The mass extinction of terrestrial dinosaurs is the most important evolutionary event across the Cretaceous-Paleogene boundary .

陆生恐龙的绝灭是白垩系-古近系界线事件中最引人注目的。

Some have suggested the sixth great mass extinction is looming on the horizon , and the problem is a massive one .

有人提出，第六次“物种大灭绝时代”已缓步逼近，而这一问题已十分严峻。