摘要
以东莞市为例,运用环境经济学方法对"十一五"期间城市区域开发对生态系统服务功能的影响进行评价。2011年东莞市生态系统服务功能总价值约为25.44亿元,较2005年(31.20亿元)减少18.5%。气体调节、气候调节、水源涵养等9种生态系统服务功能价值均有不同程度的减少,其中水源涵养、废物处理和休闲娱乐3种生态系统服务功能的价值减少均超过20%。结果表明,东莞城市建设已经对区域生态系统服务功能造成了较大的影响,土地利用方式有待进一步优化。
Take Dongguan City as an example, using the method of environmental economic, the impact of urban regional development on ecosystem services in＂ Eleventh Five -Year＂ period is assessed. In Dongguan, the total value of ecosystem services decreased from RMB 3. 120 billion in 2005 to RMB 2. 544 billion in 2011. Nine indices including gas regulation, climate regulation, water conservation and so on all decreased in single service function of ecosystem, among which, water conservation, waste treatment and leisure entertainment reduced more than 20%. The results showed that the continuous progress of urbanization in Dongguan has resulted in great impact on regional ecosys- tem services, and the pattern of land use needs to be further optimized.
出处
《环境与发展》
2013年第11期144-149,共6页
Environment & Development
