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LEO: 作品数：795被引量：1524H指数：15; 导出分析报告; 相关领域：电子电信天文地球更多>>; 相关作者：梁旭文刘业楠胡小工郭鹏唐小伟更多>>; 相关机构：上海贝高福厨房用具有限公司中国科学院中国科学院大学武汉大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划浙江省自然科学基金更多>>

Paleoclimate data assimilation: Principles and prospects: 《Science China Earth Sciences》2025年第2期407-424,共18页Haoxun ZHANG Mingsong LI Yongyun HU; supported by the National Key Research and Development Program of China (Grant Nos. 2022YFF0802900 & 2021YFA0718200);the High-performance Computing Platform of Peking University。; Reconstructing climate states during geological periods is a key focus in studying Earth system evolution. Substantial progress has been achieved in reconstructing paleoclimate and paleoenvironment using both Earth sy...; 关键词：Paleoclimate state reconstruction Paleoclimate data assimilation Earth system model Paleoclimate proxies Kalman filter

Regional features of pollen R-values in China被引量：1: 《Science China Earth Sciences》2024年第1期295-308,共14页Jie XIA Jian NI; This work was supported by the Strategic Priority Research Program of the Chinese Academy of Sciences(Grant Nos.XDB31030104,XDA19050103 and XDA2009000003).; Establishing a quantitative relationship between modern pollen and vegetation remains a pivotal but intricate pursuit within the field of Quaternary palynology.The R-value,a well-established and traditional metric cha...; 关键词：Pollen R-value Modern pollen-vegetation relationship Regional pattern VARIABILITY Paleovegetation reconstruction

Increased water vapor supply in winter and spring leading to the arid Central Asian wetting in last 6000 years: 《Science China Earth Sciences》2022年第7期1353-1367,共15页Xu ZHANG Bo LIU Shengqian CHEN Zhenhao FU Tingting XIE Fahu CHEN; supported by the National Program on Key Basic Research Project of China(Grant No.2018YFA0606403)。; Paleoclimate reconstructions show that the arid Central Asia(ACA)is characterized by a wetting trend from the midHolocene(MH)to the Preindustrial period(PI),which has been acknowledged to be a result of increased mean...; 关键词：Arid Central Asia Precipitation MID-HOLOCENE Paleoclimate simulation

APOD mission status and preliminary results: 《Science China Earth Sciences》2020年第2期257-266,共10页Geshi TANG Xie LI Jianfeng CAO Shushi LIU Guangming CHEN Haijun MAN Xiaomin ZHANG Sihan SHI Ji SUN Yongping LI Andres CALABIA; supported by the National Natural Science Foundation of China(Grant Nos.41874183,41474131&41604131); On September 20 th, 2015, twenty satellites were successfully deployed into a near-polar circular orbit at 520 km altitude by the Chinese CZ-6 test rocket, which was launched from the Tai Yuan Satellite Launch Center....; 关键词：Atmospheric density Low Earth orbit(LEO) Precise orbit determination(POD)

Paleogene mammalian fauna exchanges and the paleogeographic pattern in Asia被引量：3: 《Science China Earth Sciences》2020年第2期202-211,共10页Xijun NI Qiang LI Chi ZHANG Khizar SAMIULLAH Limin ZHANG Yangheshan YANG Wenxin CAO; This work was supported by the Strategic Priority Research Program of the Chinese Academy of Sciences(Grant Nos.XDA20070203,XDA19050100&XDB26030300);the National Natural Science Foundation of China(Grant Nos.41472025&41625005).; Mammals are the most important elements in Cenozoic terrestrial ecosystem. The composition and the character of a mammalian fauna are controlled by evolution time and evolutionary rate. Here we took 50 Asian Paleogene...; 关键词：PALEOGENE Mammalian fauna Tibetan Plateau India subcontinent

Reconstructing early Eocene(～55 Ma) paleogeographic boundary conditions for use in paleoclimate modelling: 《Science China Earth Sciences》2019年第9期1416-1427,共12页Zhilin HE Zhongshi ZHANG Zhengtang GUO; supported by the National Natural Science Foundation of China (Grant Nos. 41690114, 41888101 & 41430531); The early Eocene is a period with very high atmospheric CO2 levels, which receives many interests from climate modelling aspects. To simulate the early Eocene paleoclimate, a realistic reconstruction for land-sea dist...; 关键词：Paleogeographic reconstruction LAND-SEA distribution PALEOTOPOGRAPHY Paleobathymetry Early EOCENE PALEOCLIMATE modelling

A deep water shelly fauna from the uppermost Ordovician in northwestern Hunan, South China and its paleoecological implications被引量：6: 《Science China Earth Sciences》2018年第6期730-744,共15页Jiayu RONG Xin WEI Renbin ZHAN Yi WANG; supported by the National Natural Science Foundation of China(Grant Nos.41290260,41521061,41530103);Chinese Academy of Sciences(Grant No.XDPB05); It is the first time to document the trilobite Mucronaspis(Songxites) wuningensis and the brachiopod ParomalomenaAegiromenella Assemblage from the Xinkailing Bed(Hirnantian, uppermost Ordovician) in Taoyuan and Cili c...; 关键词：Hirnantia fauna Latest Ordovician Deeper water facies Community ecology Northwestern Hunan

Spatial variability and long-term change in pollen diversity in Nam Co catchment(central Tibetan Plateau): Implications for alpine vegetation restoration from a paleoecological perspective被引量：6: 《Science China Earth Sciences》2018年第3期270-284,共15页LI Quan; supported by the National Natural Science Foundation of China(Grant Nos.41471169,41690113,41271226,41571189&41330105); Pollen diversity offers abundant clues into the floristic diversity and history of vegetation change. Few palynological studies investigated modem pollen diversity or the past floristic diversity on the Tibetan Plate...; 关键词：Pollen diversity Palynological richness Vegetation restoration Nam Co Lake Tibetan Plateau

Comparison of paleotemperature reconstructions using microbial tetraether thermometers of the Chinese loess-paleosol sequence for the past 350000 years被引量：7: 《Science China Earth Sciences》2017年第6期1159-1170,共12页TANG ChangYan YANG Huan DANG XinYue XIE ShuCheng; supported by the Key Research and Development Program of China (Grant No. 2016YFA0601100);the National Natural Science Foundation of China (Grant Nos. 41602189 & 41330103);the National Bureau for Foreign Experts and Ministry of Education of China (111 Project) (Grant No. B08030); The recently proposed global and local calibrations for the mean annual air temperature(MAT) reconstruction on the basis of 5-and 6-methyl brGDGTs have rarely been applied to the Chinese LPS yet, leaving the applicabi...; 关键词：5-methyl brGDGTs 6-methyl brGDGTs PALEOTEMPERATURE Loess-paleosol sequences

Paleoclimate data assimilation： Its motivation, progress and prospects被引量：5: 《Science China Earth Sciences》2016年第9期1817-1826,共10页FANG Miao LI Xin; supported by the National Natural Science Foundation of China (Grant Nos. 91425303, 91225302);the Chinese Academy of Sciences Interdisciplinary Innovation Team Project; Reconstructing past climate is beneficial for researchers to understand the mechanism of past climate change, recognize the context of modern climate change and predict scenarios of future climate change. Paleoclimate...; 关键词：Climate reconstruction Paleoclimate modeling PROXIES Data assimilation

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