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南中国海沉积柱中痕量金属的分布和污染评估

摘要第8-9页
Abstract第9-10页
Chapter 1 Introduction第11-25页
    1.1 General introduction第11-12页
    1.2 Characteristics and effects of Heavy metals第12-19页
        1.2.1 Physical characteristics第12页
        1.2.2 Chemical characteristics第12-13页
        1.2.3 Effects of heavy metals第13-19页
    1.3 Environmental Behavior of heavy metals第19-21页
    1.4 Heavy metals in marine sediments第21-23页
    1.5 Importance of South China Sea as a marginal sea第23-24页
    1.6 Objectives of the present study第24-25页
Chapter 2 Literature Review第25-30页
    2.1 Research Progress of heavy metals in sediments from marine areas第25-27页
    2.2 Research Progress of Heavy Metals in SCS sediments第27-29页
    2.3 Research significance and research content第29-30页
Chapter 3 Materials and Methods第30-38页
    3.1 Sampling site第30页
    3.2 Sample collection第30-32页
    3.3 Sample treatment and analysis第32-34页
        3.3.1 Materials and reagents第32页
        3.3.2 Pre treatment第32-33页
        3.3.3 Sample analysis第33-34页
        3.3.4 Quality Assurance and Quality Control第34页
    3.4 Total organic carbon第34-35页
    3.5 Assessments of pollution status indicator for metals第35-38页
        3.5.1 Geo-accumulation index (Igeo):第35页
        3.5.2 Ecological risk assessment第35-36页
        3.5.3 Contamination factor (Cf) and Pollution load index (PLI):第36-38页
Chapter 4 Results and Discussions第38-62页
    4.1 Basic Parameter第38-39页
    4.2 Metals concentration in sediment core第39-41页
    4.3 Distribution and comparison pattern第41-51页
        4.3.1 Metals distribution第41-44页
        4.3.2 Pb Isotope (~(208/206)Pb and ~(207/206) Pb) distribution第44-45页
        4.3.3 Results Discussion for Metals Distribution第45-51页
    4.4 Results for Pollution Status Indicator第51-62页
        4.4.1 Geo Accumulation Index (I_(geo))第51页
        4.4.2 Contamination factor (C_f), Degree of contamination (C_d) and Pollution LoadIndex (PLI)第51-53页
        4.4.3 Potential ecological risk (E_r~i) Ecological Risk Assessment (RI)第53-54页
        4.4.4 Results discussion for pollution index第54-62页
Chapter 5 Conclusion第62-64页
Chapter 6 References第64-77页
Appendix第77-78页
Acknowledgements第78页

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