搜索结果: 1-15 共查到“理学 extinction”相关记录68条 . 查询时间(0.156 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Bubbling and extinction for some fast diffusion equations in bounded domains
有界域 快速扩散方程 气泡 消光
2023/11/13
Motivated by the Wisconsin octupole experiments on anomalous diffusion of hydrogen plasma across a purely poloidal octupole magnetic field, Berryman-Holland 1980 proved the stability of separable solu...
中国地质大学科学技术发展院王向东（博士研究生），赵来时*等 GPMR国家重点实验室 Earth and Planetary Science Letters(2019), Global mercury cycle during the end-Permian mass extinction and subsequent Early Triassic recovery
晚二叠；纪末；生物；大绝灭；早三叠；生物；复苏；时期；全球；汞循环
2021/10/20
近日，中国地质大学地质过程与矿产资源国家重点实验室赵来时教授团队在Nature Index 杂志——《Earth and Planetary Science Letters》发表题为《晚二叠纪末生物大绝灭及早三叠生物复苏时期全球的汞循环》（Global mercury cycle during the end-Permian mass extinction and subsequent Early...
Researchers have found that the extinction at the end of the Permian period coincided with a sudden spike and subsequent drop in the ocean's oxygen content.
Leaf fossils show severe end-Cretaceous plant extinction in Patagonia（图）
Leaf fossils severe end-Cretaceous plant extinction Patagonia
2021/1/18
The asteroid impact 66 million years ago that ushered in a mass extinction and ended the dinosaurs also killed off many of the plants they relied on for food. Fossil leaf assemblages from Patagonia su...
Sentinels of ocean acidification survived Earth's last mass extinction（图）
Sentinels ocean acidification survived Earth last mass extinction
2020/10/10
Two groups of tiny, delicate marine organisms -- sea butterflies and sea angels -- were surprisingly resilient in the face of dramatic global climate change and Earth's most recent mass extinction eve...
中国地质大学科学技术发展院Jacopo Dal Corso * 等，BGEG国家重点实验室，Sciences Advances (2020). Extinction and dawn of the modern world in the Carnian (Late Triassic)（图）
卡尼期；洪泛；事件
2021/10/15
近日，中国地质大学（武汉）生物地质与环境地质国家重点实验室的Jacopo Dal Corso和布里斯托尔大学地球科学学院的Mike Benton 领导的中欧研究团队在国际著名综合性学术期刊《Science Advances》发表了卡尼期洪泛事件的综述论文。该文章从研究历史、年代学、沉积学、古生物学、古环境及古气候等角度全面总结了卡尼期洪泛事件，同时指出这次事件认识当前存在的问题及未来研究的潜在方向...
中国地质大学科学技术发展院刘小康（博士生），宋海军*等，地学院/BGEG国家重点实验室. Earth-Science Reviews (2020), Migration controls extinction and survival patterns of foraminifers during the Permian-Triassic crisis in South China（图）
孔虫；灭绝事件；深水迁移；幸存策略；海洋生物；重大环境；线索
2021/10/15
近日，中国地质大学地学院和生环国重2020级博士生刘小康为第一作者的研究论文“Migration controls extinction and survival patterns of foraminifers during the Permian-Triassic crisis in South China”在国际著名地学期刊《Earth-Science Reviews》上发表，通讯作者为宋海...
Mass extinction of land and sea biodiversity 250 million years ago not simultaneous（图）
Mass extinction land sea biodiversity 250 million years ago simultaneous
2019/12/13
Some 250 million years ago, simultaneous mass extinctions of marine and terrestrial life occurred in an event known as the End-Permian. Or so scientists believed.New research led by Colby College geol...
Unless warming is slowed,emperor penguins will march toward extinction（图）
emperor penguins extinction global climate
2019/11/22
Emperor penguins are some of the most striking and charismatic animals on Earth, but an NSF-funded study by scientists at the Woods Hole Oceanographic Institution has found that a warming climate may ...
Rocks at asteroid impact site record first day of dinosaur extinction（图）
Rocks asteroid impact site record first day dinosaur extinction
2019/10/18
When the asteroid that wiped out the dinosaurs slammed into the planet, the impact set wildfires, triggered tsunamis and blasted so much sulfur into the atmosphere that it blocked the sun, which cause...
Extinction of Icelandic walrus coincides with Norse settlement（图）
Extinction Icelandic walrus Norse settlement
2019/10/18
Scientists used ancient DNA analyses and carbon-14 dating to demonstrate the past existence of a unique population of Icelandic walrus that went extinct shortly after Norse settlement some 1,100 years...
中国地质大学科学技术发展院冯学谦，陈中强*等 BGEG国家重点实验室. Earth-Science Reviews (2019), Unusual shallow marine matground-adapted benthic biofacies from the Lower Triassic of the northern Paleotethys: Implications for biotic recovery following the end-Permian mass extinction
探讨；大灭绝；微生物；后生；生物；
2021/10/20
近日，地学《Earth-Science Reviews》正式刊发了中国地质大学生物地质与环境地质国家重点实验室陈中强教授团队《古特提斯洋北缘下三叠统特殊的微生物席底质生物相及其对大灭绝之后生物复苏的指示意义》（Unusual shallow marine matground-adapted benthic biofacies from the Lower Triassic of the north...
中国地质大学科学技术发展院代旭(博士研究生),宋海军等地学院 BGEG国家重点实验室 GSA Bulletin(2018), Rapid biotic rebound during the late Griesbachian indicates heterogeneous recovery patterns after the Permian-Triassic mass extinction（图）
早三叠世；生物；复苏模式
2021/10/21
近日，美国地质学会会刊《GSA Bulletin》刊出了中国地质大学地学院和生环国重宋海军教授团队的研究成果——Rapid biotic rebound during the late Griesbachian indicates heterogeneous recovery patterns after the Permian-Triassic mass extinction。论文第一作者为中国...
中国地质大学科学技术发展院王向东, 赵来时等GPMR国家重点实验室 Earth and Planetary Science Letters, Available online 6 June 2018. Mercury anomalies across the end Permian mass extinction in South China from shallow and deep water depositional environments
汞含量；汞同位素；地球化学；手段；证实；晚二叠生物；西比利亚火山
2021/10/21
近日，中国地质大学地质过程与矿产资源国家重点实验室赵来时教授团队在国际著名期刊《Earth and Planetary Science Letters》发表题为《晚二叠生物大绝灭期间的汞富集—来自华南浅海与深水相剖面的记录》（Mercury anomalies across the end Permian mass extinction in South China from shallow an...
In the past 540 million years, the Earth has endured five mass extinction events, each involving processes that upended the normal cycling of carbon through the atmosphere and oceans. These globally f...