城市生态环境保护与可持续性评估.docx
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.