摘要
本文根据历史史料，阐明了汉代居延垦区由兴旺发达到衰落的历史原因。进一步说明了乱破滥伐森林带来的恶果。开发大自然必须遵循自然规律，切不可盲目蛮干，毫无克制。
According to historical records, the historical causes of decline of Juyanreclamation area from prosperity in Han dynasty and the disastrous consequences causedby denudation of forest are described in this paper. It is pointed out that the humankindmust follow the natural law and avoid blind and out--of--control exploitation of nature.
出处
《灾害学》
CSCD
1994年第1期65-68,共4页
Journal of Catastrophology
关键词
毁林
沙漠化
干旱
汉代居延垦区
Disforest, Desertification, Drought,Water loss and soil erosion,De cline of Juyan reclamation area in Han dynasty
