京张区域生态与环境特征及问题分析

Analysis on the Entironment Features and Problems in the Beijing-Zhangjiakou Region

京张区域是中国首都圈的生态功能核心区域,通过分析认为,该区域环境具有区位特殊性、系统脆弱性、功能一体性、地域分割性、发展二元性等特征,存在有干旱缺水、土地沙漠化、水土流失、风沙危害、环境污染等突出问题。北京作为特大城市发展所依赖的周边环境与上海、广州等城市有本质不同,必须作为特殊情况给予高度重视。

Located in a farming-pastoral interlocking area and its marginal zone, the Beijing-Zhangjiakou region is the core area of ecological functions of the capital circle of China, and it is also a typical region with fragile environment, where the system structure is simplex, the biodiversity decreases, and the self-regulation capability of ecosystems is poor. After analyzing, it is considered that there are some local features in the region, such as the particularity of geographical location, vulnerability of ecosystems, integration of functions, regional division and duality of development, and also some serious problems, such as the drought, shortage of water resources, land desertification, soil erosion, frequent occurrence of sandstorm disasters and in the Beijing-Zhangjiakou region is very important for the local environmental pollution. production of agriculture The entironment quality and animal husbandry, sustainable social and economic development, ecological security of the capital circle, etc. , and is also of important demonstration significance for revitalizing the harmonious development in west China. As a super ment relies for is essentially different from that of S much more attention to. economy, regenerating the ecology and achieving the regional city, the Beijing＇s neighboring entironment on which its develophanghai or Guangzhou, so such special situation should be paid much more attention to.