摘要
西北内陆河流域生态环境历史变迁经历了自然因子为主和社会因子为主的不同时期。现在面临生态恶化、生态危机等问题主要是人为因子 ,特别是农耕过度发展造成的。所以 ,我们必须重新认识和定位内陆河流域的开发问题 ,实现人类与自然的和谐发展。
The ecological environment of the northwest continental river basin has been through the different periods of the nautural factors dominating over it and the social factors dominating over it ,the present ecological crisis and deterioration is caused by the social factors ,especially, the excessive cultivation.So,we must consider and place the development of the continental river once more to realize the harmonius development between human being and nature.
出处
《甘肃理论学刊》
2001年第3期21-24,共4页
Gansu Theory Research
关键词
内陆河
历史生态
因子
西北
开发
continental river, historic elology, factor