合肥市城市化进程中生态安全评价研究

采用数学模型与生态模型法,从2个领域评价合肥市2005年—2011年间生态安全,通过比较、分析和研究,动态地展现了合肥市7年来的生态安全变化。结果表明近7年来随着合肥市城市化进程的不断加快,经济稳步增长,人民生活水平也不断提高,生态安全由原来的临界安全转变为较安全的状态,同时生态环境与经济建设之间出现轻度失调的势态,可持续发展有待进一步的加强。

The evaluation of ecological security in the process of Hefei urbanization

With the application of mathematical model method and ecological model method ,ecological secu‐rity in Hefei city from 2005 to 2011 is evaluated .And by comparison ,analysis and researches ,ecological se‐curity changes in Hefei in 7 years is presented multi‐dimensionally .The results show that nearly seven years ,with the accelerating process of urbanization in Hefei ,economic grows steadily ,people＇s living stand‐ards are continuously rising ,and ecological safety is changed from criticality safety to a more secure state , which is inseparable with the new administrative division in Hefei in 2011 .However ,the economic develop‐ment level in Hefei is comparatively poorer than the world average ,and mild disorders exist between eco‐logical environment and economic construction ,thus ,sustainable development needs to be further strength‐ened .