抚仙湖流域社会经济发展与环境压力分析

对抚仙湖流域近20a社会经济发展进行了调查，结果显示：人均GDP增长了近20倍，人口密度比重增长6．9个百分点，城镇用地比重增加1.6个百分点，耕地比重减少了1．41个百分点，化肥用量增加了近1倍。揭示出流域社会经济的快速发展使区域环境承载力逐渐下降，抚仙湖面临极大的环境压力。

Analysis on Social Economic Development and Environmental Pressure of Fuxian Lake Basin

With the society developing and the human activities increasing, environmental pressure upon Fuxian lake is growing. Researches on the social economic development of Fuxian lake basin over the past 20 years were conducted in order to keep a healthy ecological system and the Grade 1 water quality in Fuxian lake. The results showed that the per - capita GDP grew by about 20 times, and the ratio of population density and town used - land was improved by 6. 9 percent and 1. 6 percent respectively, but the ratio of cultivated land was reduced by 1. 41 percent. The rapid development of economy and society in Fuxian lake basin has caused the area environmental capacity to decrease by degrees. Fuxian lake is facing enormous environmental pressure.