明清时期“东西二淀”的变迁及其特点

A historical study of the eastern and western lakes in the vicinity of the capital in Ming and Qing dynasties

白洋淀旧称西淀,大部分位于河北省雄安新区,是华北平原最大的淡水湿地,有“北地西湖”之称,历史上与其并称的东淀在2023年海河流域强降雨中启用为国家蓄滞洪区再次进入人们的视线。明清两代均定都北京,“东西二淀”地区就成为京畿的命脉,水问题也日益突出。研究该时期该区域的水环境变迁过程,挖掘其变迁的特点,对于今天贯彻“绿水青山就是金山银山”的理念,系统保护与开发这一地区的水资源具有重要借鉴意义。

Baiyangdian lake,also called(western)Xidian or Xihu lake,is the largest freshwater wetland in north China,mostly in the present Xiongan new area of Hebei province,while its sibling(eastern)Dongdian lake,came into view again when it was made the flood storage and detention zone as the Haihe river was hit in the rain storm in 2023.When Beijing was established as the capital city in Ming and Qing dynasties,Dongdian and Xidian lakes served as a vital resource of drinking water,and severe threat of flooding.Therefore,it is believed that the study of the historical process of water environment vicissitudes in this area answers the call for improvement of environment in light of lucid waters and lush mountains as invaluableassets.