黄土高原丘陵沟壑区生态环境现状及对策——以延安市杜甫川流域为例

Current Status of Eco-environment and Countermeasures in Gullied Rolling Region on the Loess Plateau ——Take Dufuchuan Watershed in Yan'an as an Example

黄土高原丘陵沟壑区资源丰富 ,地域辽阔 ,人口众多 ,但生态环境极为恶劣 ,水土流失严重 ,严重制约了当地人口—资源—环境的协调发展。本文通过对其典型区域 - -延安市杜甫川流域生态现状的分析 ,指出了该地区存在的生态环境严峻问题 ,深刻剖析了导致这一现状的原因 。

The gullied rolling loess region on the Loess Plateau has many features: rich resources, broad areas and high population. But the eco-environment and the loss of soil and water are also very serious, which has restricted the coordinated development of the regional 'population-resources-environment'. In the light of the current status of eco-environment, severely environmental issues in this region, and the cause of the situation are deeply analyzed at the same time. Then some related countermeasures are suggested.