人类活动对贵州喀斯特山区石漠化的影响以及对策

喀斯特石漠化是自然与社会、经济综合作用的产物,是生态失衡的重要表现,是西南地区特别是贵州地区可持续发展的主要障碍之一.而石漠化的加剧却是人类不合理的经济、社会活动破坏了该地区脆弱的生态平衡,一旦形成石漠化景观,依靠该地区自身的自然生态修复来恢复其自然景观,却是一个漫长和困难的过程.只有我们遵循自然规律,合理开发利用该地区的土地资源,在利用中保护,在保护中利用,才能有效的遏制这种恶性循环.

THE INFLUENCE OF HUMAN ACTIVITY TO THE ROCKY DESERTIFICATION OF GUIZHOU KARST MOUNTAINOUS DISTRICT AND THE COUNTERMEASURE

Rocky desertification in karst mountainous district is the product of the mutual action of nature, society and economy, is the major behavior of ecological unbalance,and is the main barrier to the sustainable development in Southwest China especially in Guizhou. The aggravated rocky desertifieation in the area is due to the destroy of the frag- ile eeo-balance by human unreasonable economic and social activity. Once rocky desertificatlon is formed, it is a long and diffcuh process to ecologically recover itself the natural landscape. Only to observe the natural law, reasonably to exploit the local land reserve, to preserve while using, and to use while preserving, can we effectively inhibit the vicious circle.