近50年果洛州人口集中度变化及原因分析

• Main Authors: 许科研, 方一平
• Format: Report
• Language: Chinese
• Published: 2009
• Subjects: 人口集中度; 江河泺区; 果洛州; permafrost
• Online Access: http://ir.imde.ac.cn/handle/131551/2707

江河源区是我国冰冻圈极其重要的组成部分,基于冻土环境的寒区生态系统异常脆弱,从人口集中度的变化出发,以黄河源果洛州近56年以来"区域人口集中度"的变化为例,探讨江河源区人口集中度变化的原因.研究结果表明,生态移民工程、小城镇的建设、游牧定居工程以及后续产业建设对人口集中度有重要影响. Abstract：The soul'ce re西ons of Yangtze and Yellow Rivers gre extremely important parts of eryophere in China and have great effect on tunetion of conservation water and ecological security．Its population spatial distribution is not only related with the social economy factors also has the important relations with the ecological environment．This article based on permafrost environment，began with the population eoneentration．the results show that the ecological migration project，the construction of small cities and towns，nomadic settlement industry engineerilag and eonstnaction follow—up of the population have∞important impact Oil the population concentration．