汉代都城选址迁移的资源环境因素分析

Analysis on the reasons of capital relocation in Han Dynasty from the aspests of resources and enviroment

通过对西汉长安城的选址建设及东汉定都洛阳的资源环境因素的深入分析,表明西汉都城选址是受河流水系的演变限制及为了寻求更丰富的水土资源条件;东汉迁都洛阳则是在气候变化异常、生态环境恶化及灾害频发的条件下,为寻求更好的自然环境和资源条件进行的迁移。

In this paper,the resources and environmental factors for Chang＇an city site decision in Xihan Dynasty and Luoyang city site decision in Donghan Dynasty were analyzed.The results showed that in Xihan Dynasty relocation of the Chang＇an city was to avoid the limit of water resource and pursue better conditions of nature environment and resources.The climate turned unusually and environment worsened in the late of XiHan dynasty,so Donghan Dynasty＇s capital was relocated to Luoyang in seek to pursue better conditions of nature environment and resource.