Sea surface temperature and salinity reconstruction based on stable isotopes and Mg/Ca of planktonic foraminifera in the western Pacific Warm Pool during the last 155 ka | |
Qiu Xiaohua1,2; Li Tiegang1; Chang Fengming1; Nan Qingyun1; Xiong Zhifang1; Sun Hanjie1; Li, TG (reprint author), Chinese Acad Sci, Key Lab Marine Geol & Environm, Inst Oceanol, Qingdao 266071, Peoples R China. | |
2014 | |
发表期刊 | CHINESE JOURNAL OF OCEANOLOGY AND LIMNOLOGY |
卷号 | 32期号:1页码:187-200 |
文章类型 | Article |
摘要 | Changes in sea surface temperature (SST), seawater oxygen isotope (delta O-18(sw)), and local salinity proxy (delta O-18(sw-ss)) in the past 155 ka were studied using a sediment core (MD06-3052) from the northern edge of the western Pacific Warm Pool (WPWP), within the flow path of the bifurcation of the North Equatorial Current. Our records reveal a lead-lag relationship between paired Mg/Ca-SST and delta O-18 during Termination II and the last interglacial period. Similarity in SST between our site and the Antarctic temperature proxy and in CO2 profile showed a close connection between the WPWP and the Antarctic. Values of delta O-18 sw exhibited very similar variations to those of mean ocean delta O-18(sw), owing to the past sea-level changes on glacial-interglacial timescale. Calculated values of delta O-18(sw-ss) reflect a more saline condition during high local summer insolation (SI) periods. Such correspondence between delta O-18(sw-ss) and local SI in the WPWP may reflect complex interaction between ENSO and monsoon, which was stimulated by changes in solar irradiance and their influence on the local hydrologic cycle. This then caused a striking reorganization of atmospheric circulation over the WPWP. |
关键词 | Mg/ca Sea Surface Temperature (Sst) Western Pacific Warm Pool (Wpwp) Enso Monsoon |
学科领域 | Marine & Freshwater Biology ; Oceanography |
DOI | 10.1007/s00343-014-3073-y |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000332003500021 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.qdio.ac.cn/handle/337002/23842 |
专题 | 海洋地质与环境重点实验室 |
通讯作者 | Li, TG (reprint author), Chinese Acad Sci, Key Lab Marine Geol & Environm, Inst Oceanol, Qingdao 266071, Peoples R China. |
作者单位 | 1.Chinese Acad Sci, Key Lab Marine Geol & Environm, Inst Oceanol, Qingdao 266071, Peoples R China 2.Univ Chinese Acad Sci, Beijing 100049, Peoples R China |
第一作者单位 | 中国科学院海洋研究所 |
推荐引用方式 GB/T 7714 | Qiu Xiaohua,Li Tiegang,Chang Fengming,et al. Sea surface temperature and salinity reconstruction based on stable isotopes and Mg/Ca of planktonic foraminifera in the western Pacific Warm Pool during the last 155 ka[J]. CHINESE JOURNAL OF OCEANOLOGY AND LIMNOLOGY,2014,32(1):187-200. |
APA | Qiu Xiaohua.,Li Tiegang.,Chang Fengming.,Nan Qingyun.,Xiong Zhifang.,...&Li, TG .(2014).Sea surface temperature and salinity reconstruction based on stable isotopes and Mg/Ca of planktonic foraminifera in the western Pacific Warm Pool during the last 155 ka.CHINESE JOURNAL OF OCEANOLOGY AND LIMNOLOGY,32(1),187-200. |
MLA | Qiu Xiaohua,et al."Sea surface temperature and salinity reconstruction based on stable isotopes and Mg/Ca of planktonic foraminifera in the western Pacific Warm Pool during the last 155 ka".CHINESE JOURNAL OF OCEANOLOGY AND LIMNOLOGY 32.1(2014):187-200. |
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