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Chinese Academy of Sciences Institutional Repositories Grid
Tectonics Modulated Long-Term Weathering Inputs From the East Asian Continent and Tropical Island Arc to the South China Sea Since the Late Oligocene

文献类型:期刊论文

作者Li, Mengjun4,5; Colin, Christophe3; Wan, Shiming4,5; Yu, Zhaojie4,5; Jian, Zhimin2; Song, Zehua5; Dapoigny, Arnaud1; Jin, Hualong5; Zhang, Jin5; Zhao, Debo5
刊名GEOPHYSICAL RESEARCH LETTERS
出版日期2025-05-28
卷号52期号:10页码:11
关键词silicate weathering arc-continent collision foraminiferal epsilonNd record global cooling South China Sea International Ocean Discovery Program (IODP)
ISSN号0094-8276
DOI10.1029/2024GL114500
通讯作者Wan, Shiming(wanshiming@ms.qdio.ac.cn) ; Yu, Zhaojie(yuzhaojie@qdio.ac.cn)
英文摘要The chemical weathering of Earth's silicate rocks regulates the global climate. However, the exact role of continental weathering with orogenic building and island arc weathering with arc-continent collisions remains unclear. Here, we established a seawater neodymium isotopic composition (epsilon Nd) record for the northern South China Sea (SCS) since 28 Ma, retrieving from planktonic foraminifera at International Ocean Discovery Program Site U1501. The progressively restricted SCS connection from the Pacific Ocean and intensified weathering inputs from the East Asian Continent correspond to an unradiogenic trend of epsilon Nd records between 17 and 9 Ma. The radiogenic trend of epsilon Nd records since 9 Ma could be induced by enhanced tropical island arc weathering inputs in the context of the Luzon Arc-Eurasian Continent collision, which resulted in significant atmospheric CO2 consumption. This study highlights that enhanced weathering of tropical island arc potentially significantly contributed to global cooling since the late Miocene.
WOS关键词PACIFIC-OCEAN CIRCULATION ; NEODYMIUM ISOTOPE COMPOSITION ; DISSOLVED NEODYMIUM ; LICHI MELANGE ; INDIAN-OCEAN ; ND ; TAIWAN ; NORTH ; PROVENANCE ; EVOLUTION
资助项目National Natural Science Foundation of China ; International Ocean Discovery Program ; National Key Research and Development Program of China[2022YFF0800503] ; Strategic Priority Research Program of the Chinese Academy of Sciences[XDB40010100] ; [42376055]
WOS研究方向Geology
语种英语
WOS记录号WOS:001487777300001
出版者AMER GEOPHYSICAL UNION
源URL[http://ir.qdio.ac.cn/handle/337002/202049]  
专题海洋研究所_海洋腐蚀与防护研究发展中心
通讯作者Wan, Shiming; Yu, Zhaojie
作者单位1.Univ Paris Saclay, Lab Sci Climat & Environm, LSCE, IPSL,CEA,CNRS,UVSQ, Gif Sur Yvette, France
2.Tongji Univ, State Key Lab Marine Geol, Shanghai, Peoples R China
3.Univ Paris Saclay, CNRS, GEOPS, Orsay, France
4.Qingdao Marine Sci & Technol Ctr, Lab Marine Geol, Qingdao, Peoples R China
5.Chinese Acad Sci, Inst Oceanol, Key Lab Marine Geol & Environm, Qingdao, Peoples R China
推荐引用方式
GB/T 7714
Li, Mengjun,Colin, Christophe,Wan, Shiming,et al. Tectonics Modulated Long-Term Weathering Inputs From the East Asian Continent and Tropical Island Arc to the South China Sea Since the Late Oligocene[J]. GEOPHYSICAL RESEARCH LETTERS,2025,52(10):11.
APA Li, Mengjun.,Colin, Christophe.,Wan, Shiming.,Yu, Zhaojie.,Jian, Zhimin.,...&Li, Anchun.(2025).Tectonics Modulated Long-Term Weathering Inputs From the East Asian Continent and Tropical Island Arc to the South China Sea Since the Late Oligocene.GEOPHYSICAL RESEARCH LETTERS,52(10),11.
MLA Li, Mengjun,et al."Tectonics Modulated Long-Term Weathering Inputs From the East Asian Continent and Tropical Island Arc to the South China Sea Since the Late Oligocene".GEOPHYSICAL RESEARCH LETTERS 52.10(2025):11.

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来源:海洋研究所

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