黄河源区区域地下水位下降及其生态环境地质问题
Hydrogeology & Engineering Geology(2009)
Abstract
为研究黄河源区区域地下水位下降与生态环境恶化之间的关系,本文基于野外实测的泉口下移、扇前缘泄出带下移与泄出带低位沼泽湿地萎缩以及局地历次地下水位统测资料,认为引起区域地下水位下降的原因以自然因素为主;人为因素为次,且表现为间接干扰。存在的主要生态环境地质问题主要是加剧了荒漠化和引起黄河源区黄河断流。
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Key words
groundwater level,ecology environment,desertification,head water area of the Yellow River
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