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城市生态环境保护与可持续性评估.docx

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城市生态环境保护与可持续性评估

目录

城市生态环境保护与可持续性评估概述......................3

1.1生态环境保护的背景与意义...............................3

1.2可持续性的内涵与价值...................................5

1.3城市生态环境可持续性评估的目的与原则...................5

城市生态环境现状分析....................................7

2.1生态环境质量评估.......................................8

2.1.1水环境质量评价.......................................9

2.1.2空气环境质量评价....................................11

2.1.3声环境质量评价......................................12

2.2生物多样性评估........................................13

2.2.1生态系统类型及分布..................................15

2.2.2物种多样性分析......................................16

2.2.3生物多样性保护措施..................................17

城市生态环境问题与挑战.................................19

3.1城市化进程对生态环境的影响............................20

3.1.1土地利用变化........................................21

3.1.2水资源短缺..........................................23

3.1.3污染物排放..........................................24

3.2生态环境保护面临的挑战................................28

3.2.1政策法规不完善......................................30

3.2.2社会公众环保意识薄弱................................30

3.2.3科技支撑不足........................................32

生态环境保护与可持续性评估指标体系构建.................33

4.1指标体系构建原则......................................34

4.2指标体系结构设计......................................35

4.2.1一级指标............................................37

4.2.2二级指标............................................38

4.2.3三级指标............................................38

4.3指标权重的确定方法....................................40

城市生态环境可持续性评估方法...........................41

5.1定性评估方法..........................................43

5.1.1专家评估法..........................................44

5.1.2德尔菲法............................................45

5.2定量评估方法..........................................47

5.2.1综合评价法..........................................48

5.2.2层次分析法..........................................50

5.2.3模糊综合评价法......................................52

城市生态环境可持续性评估案例研究.......................54

6.1案例一.

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