声明
摘要
Chapter 1 Introduction
1.1 Research background and significance
1.2 General introduction to the typical organic pollutants
1.2.1 Introduction to PAHs
1.2.2 Introduction to PCBs
1.2.3 Introduction to PBDEs
1.3 Major research contents and the overall objectives
Chapter 2 Methodologies
2.1 Description of the study area
2.2 Sample collection
2.2.1 Soil samples
2.2.2 Surface sediment samples
2.2.3 Sediment core samples
2.3 Sample pretreatment
2.4 Sample analysis
2.5 Quality assurance and quanty control
Chapter 3 Sources and historical sedimentary record of PAHs in softs and sediments from the Yellow River Delta
3.1 Introduction
3.2 Sources and potential toxicity of PAHs in the soils
3.2.1 PAH concentration and spatial distribution
3.2.2 PAH compositions and source identification
3.2.3 Potential toxicity of PAHs
3.3 Occurrence and source identification of PAHs in the sediments
3.3.1 Occurrence of PAHs in the sediments
3.3.2 Source identification by diagnostic ratios
3.3.3 Source identification by principle component analysis
3.3.4 Source identification by positive matrix factorization
3.4 Historical record of PAHs in the sediment core
3.5 Summary
Chapter 4 Sources and potential risk of PCBs in soils and sediments from the Yellow River Delta
4.1 Introduction
4.2 Sources and potential toxicity of PCBs in the soils
4.2.1 PCB concentration and spatial distribution
4.2.2 PCB compositions and possible sources
4.2.3 Potential risk of PCBs
4.3 Sources and ecological risk of PCBs in the sediments
4.3.1 PCB concentration and spatial distribution
4.3.2 PCB compositions and possible sources
4.3.3 Ecolelgical risk of PCBs
4.4 Summary
Chapter 5 Distribution and sources of PBDEs in soils and sediments from the Yellow River Delta
5.1 Introduction
5.2 Sources and potential risk of PBDEs in the soils
5.2.1 PBDE concentration and spatial distribution
5.2.2 PBDE compositions and possible sources
5.2.3 Potential risk of PBDEs
5.3 Distribution and source identification of PBDEs in the sediments
5.3.1 Levels and spatial distribution of PBDEs
5.3.2 PBDE compositions and possible sources
5.4 Summary
Chapter 6 Environmental behavior of PAHs,PCBs and PBDEs in soils and sediments
6.1 The occurrence of PAHs,PCBs and PBDEs
6.2 The input pathway of PAHs,PCBs and PBDEs
6.3 The migration and potential risks of PAHs,PCBs and PBDEs
Chapter 7 Major conclusions and innovations
7.1 Maior conclusions
7.1.1 Occurrence of typical organic pollutants in soils and sediments
7.1.2 The input pathway of typical organic pollutants in softs and sediments
7.1.3 The toxicity and ecological risk of typical organic pollutants in soils and sediments
7.1.4 Historical record of PAHS In the sediment core
7.2 Maior innovations
第一章 绪论
1.1 研究背景和意义
1.2 国内外研究进展
1.2.1 多环芳烃
1.2.2 多氯联苯
1.2.3 多溴联苯醚
1.3 研究内容和技术路线
1.3.1 研究内容
1.3.2 技术路线
1.4 主要工作量
第二章 采样与测试
2.1 研究区概况
2.2 样品采集
2.2.1 土壤样品
2.2.2 表层沉积物样品
2.2.3 沉积柱样品
2.3 样品前处理
2.4 样品测试
2.5 质量保证和控制
第三章 土壤和沉积物中多环芳烃的污染源解析和历史沉积记录研究
3.1 前言
3.2 土壤中多环芳烃的来源和潜在毒性评价
3.2.1 含量和分布特征
3.2.2 污染源解析
3.2.3 潜在毒性评价
3.3 沉积物中多环芳烃的赋存特征和污染源解析
3.3.1 赋存特征
3.3.2 特征比值法解析污染源
3.3.3 主成分分析法解析污染源
3.3.4 正定矩阵因子分解法解析污染源
3.4 沉积柱中多环芳烃的历史沉积记录
3.5 小结
第四章 土壤和沉积物中多氯联苯的来源和潜在风险评价
4.1 前言
4.2 土壤中多氯联苯的来源和潜在毒性评价
4.2.1 含量和分布特征
4.2.2 污染源识别
4.2.3 潜在风险评价
4.3 沉积物中多氯联苯的来源和生态风险评价
4.3.1 含量和分布特征
4.3.2 污染源识别
4.3.3 生态风险评价
4.4 小结
第五章 土壤和沉积物中多溴联苯醚的分布和污染源解析
5.1 前言
5.2 土壤中多溴联苯醚的来源和潜在风险评价
5.2.1 含量和分布特征
5.2.2 污染源识别
5.2.3 潜在风险评价
5.3 沉积物中的多溴联苯醚的分布特征和污染源解析
5.3.1 含量和分布特征
5.3.2 污染源解析
5.4 小结
第六章 土壤和沉积物中典型有机污染物的环境行为研究
6.1 赋存特征
6.2 输入途径
6.3 迁移和潜在风险
第七章 主要结论和创新点
7.1 主要结论
7.1.1 土壤和沉积物中典型有机污染物的赋存特征
7.1.2 土壤和沉积物中典型有机污染物的输入途径
7.1.3 土壤和沉积物中典型有机污染物的毒性和生态风险
7.1.4 沉积柱中多环芳烃的历史沉积记录
7.2 主要创新点
参考文献
附录
致谢
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