Neogene fungal record from IODP Site U1433, South China Sea: Implications for paleoenvironmental change and the onset of the Mekong River
文献类型:期刊论文
作者 | Miao, Y. F.1,2; Warny, S.1,3; Liu, C.1; Clift, P. D.1; Gregory, M.1,3 |
刊名 | MARINE GEOLOGY
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出版日期 | 2017-12-01 |
卷号 | 394页码:69-81 |
关键词 | Fungal spores Flux Paleoenvironment South China Sea Neogene |
ISSN号 | 0025-3227 |
DOI | 10.1016/j.margeo.2017.08.019 |
通讯作者 | Warny, S.(swarny@lsu.edu) |
英文摘要 | The development of the Mekong River, although poorly constrained, plays a key role in our understanding of South China Sea drainage evolution. Here we attempt to improve our understanding of this evolution using a fungal spore record in the southwestern South China Sea at International Ocean Discovery Program (IODP) Site U1433. We present the variety of fungal morphologies extracted from the sediments and investigate their possible relationships with paleoenvironmental changes based on types, concentration and flux changes. Overall, > 30 morphologic types were found and are grouped into three basic assemblages: single-, double- and multi-celled spores. The spore fluxes continuously increase up-section, along with their diversity, although there are strong shorter fluctuations. One notable step in evolution is recorded at ca. 8 Ma. We argue that the trends in fungal flux are mainly linked to the strengthened terrestrial biomass input driven by tectonics rather than paleoclimate change and that this event is mainly linked to onset of the Mekong River in its present location. |
收录类别 | SCI |
WOS关键词 | ASIAN SUMMER MONSOON ; TIBETAN PLATEAU ; TECTONIC MODEL ; EXPEDITION 349 ; CLIMATE-CHANGE ; EVOLUTION ; MA ; SEDIMENT ; MIOCENE ; OCEAN |
WOS研究方向 | Geology ; Oceanography |
WOS类目 | Geosciences, Multidisciplinary ; Oceanography |
语种 | 英语 |
WOS记录号 | WOS:000423003500007 |
出版者 | ELSEVIER SCIENCE BV |
URI标识 | http://www.irgrid.ac.cn/handle/1471x/2558069 |
专题 | 寒区旱区环境与工程研究所 |
通讯作者 | Warny, S. |
作者单位 | 1.Louisiana State Univ, Dept Geol & Geophys, E-235 Howe Russell, Baton Rouge, LA 70803 USA 2.Chinese Acad Sci, Cold & Arid Reg Environm & Engn Inst, Key Lab Desert & Desertificat, Lanzhou 730000, Gansu, Peoples R China 3.Louisiana State Univ, Museum Nat Sci, 109 Foster Hall, Baton Rouge, LA 70803 USA |
推荐引用方式 GB/T 7714 | Miao, Y. F.,Warny, S.,Liu, C.,et al. Neogene fungal record from IODP Site U1433, South China Sea: Implications for paleoenvironmental change and the onset of the Mekong River[J]. MARINE GEOLOGY,2017,394:69-81. |
APA | Miao, Y. F.,Warny, S.,Liu, C.,Clift, P. D.,&Gregory, M..(2017).Neogene fungal record from IODP Site U1433, South China Sea: Implications for paleoenvironmental change and the onset of the Mekong River.MARINE GEOLOGY,394,69-81. |
MLA | Miao, Y. F.,et al."Neogene fungal record from IODP Site U1433, South China Sea: Implications for paleoenvironmental change and the onset of the Mekong River".MARINE GEOLOGY 394(2017):69-81. |
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来源:寒区旱区环境与工程研究所
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