三峡库区移民安置区土地资源可持续利用限制因子分析

土地资源可持续利用是可持续发展战略的重要基础。重庆三峡库区土地资源可持续利用是维护库区生态环境,保证库区经济健康、高速发展的前提条件。库区移民安置区是整个库区经济最活跃、土地承载压力最大、生态最敏感的区域。本文在分析库区移民安置区土地利用特征、社会经济现状和生态环境条件的基础上,评价了该区域土地资源可持续利用的综合水平,系统阐述了土地资源可持续利用的限制因子和产生原因。安置区土地资源可持续利用的主要限制因子有社会经济发展水平和产业结构差距、土地资源利用优化配置水平、城镇化发展水平、资源环境问题、扶贫问题和剩余劳动力转移等6大因子。

Analysis on Limited Factors of Sustainable Land Use in Immigrant Settlement Region of Three-Gorge Rreservoir Area

Sustainable land use was an important basis of sustainable development strategy. Sustainable land use of Three-Gorge reservoir area in Chongqing was the condition to maintain ecology environment,ensure economy develop healthily at high speed. Immigrant settlement region of Three-Gorge reservoir area was an important region with the best active economy,the biggest land supporting capacity and the sensitive ecology. On the basis to analyse cheracteristics of land use, present situation of society in immigrant settlement region, comprehensive levels of sustainable land use were evaluated and limited factors and reasons for sustainable land use were expounded systematically. The main limited factors for sustainable land use in settlement regions included social and economic development level and industry structure disparity, optimal allocation level of land use, citified development level, resources and environment issues, support poverty population and extra labor diversion.