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Historical Causes and Strategies on the Catastrophic Floods of Changjiang River in 1998
Author(s): 
Pages: 42-46
Year: Issue:  2
Journal: JOURNAL OF NANJING FORESTRY UNIVERSITY(NATURAL SCIENCE EDITION)

Keyword:  森林植被水土流失洪灾成因对策;
Abstract: 在收集大量数据资料的基础上,对1998年长江洪灾灾情、不同历史时期长江流域洪灾的次数与频率、森林资源、水土流失状况等进行了比较分析.认为长江流域洪灾发生的频率越来越高、危害的程度越来越大的根本原因在于森林植被的破坏,使森林覆盖率、森林质量下降,降低了调蓄洪水的能力;水土流失加剧,湖泊泥沙淤积,使蓄洪和行洪能力下降.并就如何恢复和发展森林植被,提出了一些对策.
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