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229 条 记 录,以下是 1-30

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Spatial distribution of and historical changes in heavy metals in the surface seawater and sediments of the Beibu Gulf, China
MARINE POLLUTION BULLETINLao, Qibin Su, Qizhong Liu, Guoqiang Shen, Youli Chen, Fajin Lei, Xuetie Qing, Shangmin Wei, Chunlei Zhang, Chunhua Gao, Jingsong  出版年:2019
To study the impact of rapid industrialization and urbanization in Guangxi Province on the coastal environment in recent years, seven metals (Hg, Cu, Pb, Cd, Cr, Zn and As) were investigated in the surface seawater and s...
Quantification of the Seasonal Intrusion of Water Masses and Their Impact on Nutrients in the Beibu Gulf Using Dual Water Isotopes
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANSLao, Qibin Zhang, Shuwen Li, Zhiyang Chen, Fajin Zhou, Xin Jin, Guangzhe Huang, Peng Deng, Ziyun Chen, Chunqing Zhu, Qingmei Lu, Xuan  出版年:2022
A new data set of seasonal stable water isotopes (delta D and delta O-18) and temperature-salinity profiles was applied to improve our understanding of water mass distributions and their impact on the environment of the ...
Hydrodynamic controls on the spatial distribution of heavy metals in surface sediments of the Beibu Gulf, China
Marine Pollution BulletinWu, Liyuan Huang, Chao Xie, Yuhan Huang, Xin Huang, Jiang Xu, Jin Chen, Fajin Chen, Chunqing Cao, Hansheng Deng, Wenfeng  出版年:2026
Semi-enclosed bays are particularly vulnerable to heavy metal accumulation because water exchange is limited and particle-bound contaminants are efficiently retained. In this study, six heavy metals (Cr, Cu, Zn, As, Pb, ...
Spatial distribution and correlation characteristics of heavy metals in the seawater, suspended particulate matter and sediments in Zhanjiang Bay, China
PLOS ONEZhang, Jibiao Zhou, Fengxia Chen, Chunliang Sun, Xingli Shi, Yuzhen Zhao, Hui Chen, Fajin  出版年:2018
Concentrations of eight heavy metals (i.e., Fe, Mn, Cr, Ni, Cu, Zn, Cd and Pb) in the seawater, suspended particulate matter (SPM) and sediments of the Zhanjiang Bay were investigated in 2014. The concentrations of metal...
Dynamics of the Nitrogen Cycle and Paleoproductivity across the Guadalupian-Lopingian Boundary
SSRNChen, Qiuping Cao, Hansheng Chen, Fajin Hu, Sheng Li, Shiqi Wang, Zaiyun Huang, Hanli Chen, Chunqing Zeng, Yuda  出版年:2025
The Guadalupian-Lopingian Boundary marks a crucial phase of biological and environmental turnover during the Permian. However, the evolutionary patterns and mechanisms controlling paleo-primary productivity during this i...
Nitrogen cycling perturbations and their links to the biological evolution in the Ediacaran dengying Formation, South China
SSRNWei, Kai Cao, Hansheng Wang, Zaiyun An, Zhihui Chen, Fajin Huang, Hanli Chen, Chunqing Zeng, Yuda  出版年:2026
The terminal Ediacaran period witnessed major environmental and biological turnovers, yet the mechanisms connecting these changes remain poorly constrained. Here, we present high-resolution carbonate carbon isotope (δ13C...
External Dynamic Mechanisms Controlling the Periodic Offshore Blooms in Beibu Gulf
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANSLao, Qibin Liu, Sihai Ling, Zheng Jin, Guangzhe Chen, Fajin Chen, Chunqing Zhu, Qingmei  出版年:2023
Since offshore waters are less affected by human activities and nutrient-rich water masses, existing theories on periodic offshore blooms (POB) consider that the POB is proportional to the intensity of ocean fronts (nutr...
Increasing intrusion of high salinity water alters the mariculture activities in Zhanjiang Bay during the past two decades identified by dual water isotopes
JOURNAL OF ENVIRONMENTAL MANAGEMENTLao, Qibin Wu, Junhui Chen, Fajin Zhou, Xin Li, Zhiyang Chen, Chunqing Zhu, Qingmei Deng, Ziyun Li, Jiacheng  出版年:2022
The decrease of river runoff caused by the intensified human activities (e.g. artificial dams) and increasing intrusion of high salinity water in the coastal bays have become a worldwide environmental problem. However, t...
Seasonal variations of nitrate dual isotopes in wet deposition in a tropical city in China
ATMOSPHERIC ENVIRONMENTChen, Fajin Lao, Qibin Jia, Guodong Chen, Chunqing Zhu, Qingmei Zhou, Xin  出版年:2019
Monthly analytical results for more than two years long of delta N-15 and delta O-15 of nitrate in wet deposition are reported for a tropical city of Zhanjiang in the southernmost mainland China, in an effort to elucidat...
Characteristics and Mechanisms of Typhoon-Induced decomposition of Organic Matter and Its Implication for Climate Change
JOURNAL OF GEOPHYSICAL RESEARCH-BIOGEOSCIENCESLao, Qibin Chen, Fajin Jin, Guangzhe Lu, Xuan Chen, Chunqing Zhou, Xin Zhu, Qingmei  出版年:2023
We recently reported that decomposition (as a carbon source) of organic matter (OM) is the dominant process in coastal waters after typhoons, which is contrary to phytoplankton blooms (as a carbon sink) in previous studi...
Isotopic evidence for the shift of nitrate sources and active biological transformation on the western coast of Guangdong Province, South China
MARINE POLLUTION BULLETINLao, Qibin Chen, Fajin Liu, Guoqiang Chen, Chunqing Jin, Guangzhe Zhu, Qingmei Wei, Chunlei Zhang, Chunhua  出版年:2019
Dual isotope nitrate (NO3-) analysis was performed on the western coast of Guangdong Province to investigate seasonal changes in the main nitrate sources and their biogeochemical processing, which are due to the rapid de...
Microplastics in the western Pacific and South China Sea: Spatial variations reveal the impact of Kuroshio intrusion*
ENVIRONMENTAL POLLUTIONLiu, Mengyang Ding, Yongcheng Huang, Peng Zheng, Haowen Wang, Weimin Ke, Hongwei Chen, Fajin Liu, Lihua Cai, Minggang  出版年:2021
Surface currents play an essential role in the worldwide distribution of microplastics in the coastal seas and open oceans. As a branch of the western boundary currents (WBCs), Kuroshio changes seawater properties and po...
Effects of upwelling and runoff on water mass mixing and nutrient supply induced by typhoons: Insight from dual water isotopes tracing
LIMNOLOGY AND OCEANOGRAPHYLao, Qibin Lu, Xuan Chen, Fajin Jin, Guangzhe Chen, Chunqing Zhou, Xin Zhu, Qingmei  出版年:2023
The issue of whether the increase in nutrients is supplied by increasing runoff or by enhancing upwelling in coastal marine ecosystems after a typhoon is considered controversial. This is because it is relatively difficu...
Typhoon Control of Precipitation Dual Isotopes in Southern China and Its Palaeoenvironmental Implications
JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERESChen, Fajin Huang, Chao Lao, Qibin Zhang, Shuwen Chen, Chunqing Zhou, Xin Lu, Xuan Zhu, Qingmei  出版年:2021
High-resolution stalagmite oxygen isotope (delta O-18) records are widely employed in palaeoclimate studies as indicators of East Asian Monsoon intensity in southern China. A key issue is whether the East Asian Monsoon o...
Impact of intensive mariculture activities on microplastic pollution in a typical semi-enclosed bay: Zhanjiang Bay
MARINE POLLUTION BULLETINChen, Fajin Lao, Qibin Liu, Mengyang Huang, Peng Chen, Bin Zhou, Xin Chen, Piao Chen, Kai Song, Zhiguang Cai, Minggang  出版年:2022
Microplastic (MP) was investigated in Zhanjiang Bay, a semi-enclosed bay in south China and famous for considerable mariculture industry, to evaluate whether mariculture activities accelerated MP pollution. The MP abunda...
Geochemical Assessment and Spatial Analysis of Heavy Metals in the Surface Sediments in the Eastern Beibu Gulf: A Reflection on the Industrial development of the South China Coast
INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTHChen, Fajin Lin, Jing Qian, Bihua Wu, Zhai Huang, Peng Chen, Kai Li, Tianyao Cai, Minggang  出版年:2018
The Beibu Gulf (also named the Gulf of Tonkin), located in the northwest of the South China Sea, is representative of a bay suffering from turbulence and contamination associated with rapid industrialization and urbaniza...
Effects of Typhoon Mujigae on the Biogeochemistry and Ecology of a Semi-Enclosed Bay in the Northern South China Sea
JOURNAL OF GEOPHYSICAL RESEARCH-BIOGEOSCIENCESZhou, Xin Jin, Guangzhe Li, Jiacheng Song, Zhiguang Zhang, Shuwen Chen, Chunqing Huang, Chao Chen, Fajin Zhu, Qingmei Meng, Yafei  出版年:2021
Typhoons frequently induce algal blooms in the open ocean based on the satellite remote sensing data. However, the effects of typhoons on nearshore areas are not fully clarified due to the inaccessibility of in situ samp...
A comparative study on source of water masses and nutrient supply in Zhanjiang Bay during the normal summer, rainstorm, and typhoon periods: Insights from dual water isotopes
SCIENCE OF THE TOTAL ENVIRONMENTLao, Qibin Lu, Xuan Chen, Fajin Chen, Chunqing Jin, Guangzhe Zhu, Qingmei  出版年:2023
Typhoons and rainstorms (rainfall >250 mm day(- 1)) are extreme weather events that seriously impact coastal oceanography and biogeochemical cycles. However, changes in the mixing of water masses and nutrient supply indu...
Distribution and sources of DDT and its metabolites in porewater and sediment from a typical tropical bay in the South China Sea
ENVIRONMENTAL POLLUTIONPeng, Shiyun Kong, Deming Li, Liting Zou, Chunlin Chen, Fajin Li, Meiju Cao, Tao Yu, Chiling Song, Jianzhong Jia, Wanglu Peng, Ping'an  出版年:2020
Dichlorodiphenyltrichloroethane (DDT) is well known for its harmful effects and has been banned around the world. However, DDT is still frequently detected in natural environments, particularly in aquaculture and harbor ...
Carbon and nitrogen isotopic composition of particulate organic matter in the Pearl River Estuary and the adjacent shelf
ESTUARINE COASTAL AND SHELF SCIENCEHuang, Chao Chen, Fajin Zhang, Shuwen Chen, Chunqing Meng, Yafei Zhu, Qingmei Song, Zhiguang  出版年:2020
The isotopic composition (delta C-13 and delta N-15), organic carbon and nitrogen contents and C/N ratios of suspended particulate organic matter (POM) collected from the Pearl River Estuary and the adjacent shelf during...
Spatial and seasonal characteristics of dissolved heavy metals in the aquaculture areas of Beibu Gulf, South China
HUMAN AND ECOLOGICAL RISK ASSESSMENTLiu, Guoqiang Lao, Qibin Su, Qizhong Shen, Youli Chen, Fajin Qing, Shangmin Wei, Chunlei Zhang, Chunhua  出版年:2020
To study the contamination of heavy metals in the aquaculture area of Beibu Gulf, the concentrations of seven metals in seawater were investigated. The results showed that significant seasonal and spatial distributions o...
Spatial and Seasonal Variations of Sedimentary Organic Matter in a Subtropical Bay: Implication for Human Interventions
INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTHLu, Xuan Zhou, Fengxia Chen, Fajin Lao, Qibin Zhu, Qingmei Meng, Yafei Chen, Chunqing  出版年:2020
Elemental (total organic carbon (TOC) and total nitrogen (TN)) and stable carbon and nitrogen isotope compositions (delta C-13 and delta N-15, respectively) in the surface sediment of Zhanjiang Bay (ZJB) in spring and su...
Integrated chemostratigraphy (δ<SUP>13</SUP>C-δ<SUP>34</SUP>S-δ<SUP>15</SUP>N) constrains Cretaceous lacustrine anoxic events triggered by marine sulfate input
CHEMICAL GEOLOGYCao, Hansheng He, Wentong Chen, Fajin Shan, Xuanlong Kong, Deming Hou, Qinghua Pu, Xiaoqiang  出版年:2021
During the Late Cretaceous period (similar to 100.5-65 million years ago), two episodes of expansive lake anoxia occurred in the Songliao Basin (similar to 3 x the size of Lake Superior), NE China, either lasting less th...
北部湾入海河流营养盐的分布特征及入海通量研究
《海洋学报》劳齐斌 刘国强 申友利 粟启仲 高劲松 陈法锦  出版年:2020
于2018年2月(枯水期)和8月(丰水期)对南流江、大风江、钦江、茅岭江和防城江等北部湾主要的入海河流开展调查,分析这些河流各形态营养盐的浓度特征及入海通量。结果表明,不同时期营养盐浓度差异较为明显,主要表现为枯水期防城...
关键词:营养盐  入海通量  河流  北部湾  被引量:34
Sources of polychlorinated biphenyls (PCBs) and dichlorodiphenyltrichloroethanes (DDTs) found in surface sediment from coastal areas of Beibu Gulf: A reflection on shipping activities and coastal industries
MARINE POLLUTION BULLETINLao, Qibin Liu, Guoqiang Zhou, Xin Chen, Fajin Zhang, Shuwen  出版年:2021
The presence of polychlorinated biphenyls (PCBs) and dichlorodiphenyltrichloroethanes (DDTs) was determined in the sediments of Beibu Gulf, a newly developing industry and port in South China, to evaluate whether the rap...
Increasing eutrophication driven by the increase of phosphate discharge in a subtropical bay in the past 30 years
FRONTIERS IN MARINE SCIENCEHe, Guirong Lao, Qibin Jin, Guangzhe Zhu, Qingmei Chen, Fajin  出版年:2023
Although great efforts have been made to decrease nutrient (notably nitrogen and phosphorus) loads and lighten related environmental damages, coastal eutrophication remains a persistent environmental crisis. To estimate ...
Occurrence and Risk Assessment of PAHs in Surface Sediments from Western Arctic and Subarctic Oceans
INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTHChen, Fajin Lin, Yan Cai, Minggang Zhang, Jingjing Zhang, Yuanbiao Kuang, Weiming Liu, Lin Huang, Peng Ke, Hongwei  出版年:2018
In the fourth Chinese National Arctic Research Expedition (from July to September, 2010), 14 surface sediment samples were collected from the Bering Sea, Chukchi Sea, and Canadian Basin to examine the spatial distributio...
Biological Impact of Typhoon Wipha in the Coastal Area of Western Guangdong: A Comparative Field Observation Perspective
JOURNAL OF GEOPHYSICAL RESEARCH-BIOGEOSCIENCESLu, Xuan Zhou, Xin Jin, Guangzhe Chen, Fajin Zhang, Shuwen Li, Zhiyang Chen, Chunqing Zhu, Qingmei Lao, Qibin  出版年:2022
The impact of typhoons on the ecology of the ocean has been observed using high-accuracy satellite remote sensing data. However, few field observations in the ocean have been conducted to understand the effect of typhoon...
Water Mass Processes Between the South China Sea and the Western Pacific Through the Luzon Strait: Insights From Hydrogen and Oxygen Isotopes
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANSWu, Junhui Lao, Qibin Chen, Fajin Huang, Chao Zhang, Shuwen Wang, Chao Zhou, Fengxia Chen, Chunqing Zhou, Xin Lu, Xuan  出版年:2021
A comprehensive, depth specific (near-surface to 3,700 m) water isotope (delta D and delta O-18) data set of 237 water samples collected from 20 different locations from the Northwest Pacific through the Luzon Strait to ...
A review of the marine biogeochemical response to typhoons
MARINE POLLUTION BULLETINChen, Fajin Lao, Qibin Lu, Xuan Wang, Chao Chen, Chunqing Liu, Sihai Zhou, Xin  出版年:2023
Typhoons are extreme weather events that can not only affect marine dynamics, but also change marine biogeochemistry, considerably impacting the climate. Based on the satellite remote sensing data, the upwelling of abund...
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