水利富民工程对北京山区可持续发展的影响分析

水利富民工程增强了北京山区抗旱能力，促进了山区农业产业结构调整和三大主导产业的形成与发展，对山区生态环境改善和经济社会发展产生了重大影响。应用可持续发展的原则与方法和调查成果，确定了恩格尔系数、人均国民生产总值、人均纯收入、森林覆盖率、耕地灌溉率和土壤侵蚀模数等评价指标。指标分析结果表明，从1996～2002年，社会发展能力、经济发展能力和资源环境承载力都有大幅度提高，水利富民工程显著推进了北京市各山区县经济社会的可持续发展。

Approach to the Effect from Enriching-people Water Conservancy Engineering on the Sustainable Development in Mountainous Area of Beijing

Enriching-people Water Conservancy Engineering enhances capability of mountainous area of Beijing to fight drought, facilitates the structural regulation of agricultural production, the forming and progress of the three dominant properties, which produced significant affects to the improvement of ecological environment condition and the development of economy and society. Using the principles and methods of the sustainable development and survey results, the evaluation indexes are determined, including Engle coefficient,gross national product per capita,net income per capita, cover rate of forest,irrigation rate of farmland, and erosion modulus,etc. The study results show that the capabilities of social and economic developments and the loadbearing of resource and environment were raised greatly from 1997 to 2002, Enriching-people Water Conservancy Engineering pushes the sustainable development in economy and society of the counties of the mountainous area in Beijing.