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入海水沙变化背景下黄河三角洲岸线冲淤研究

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受黄河入海流路变迁和入海泥沙锐减的影响,近年来黄河三角洲岸线冲淤变化复杂.本研究基于Landsat遥感影像,提取2000-2020年黄河三角洲的年平均岸线,分析其岸线冲淤变化.结果显示,北部岸段和原清水沟入海水道岸段岸线呈现蚀退作用,现清八汊入海水道岸线呈现淤积作用.
Shoreline evolution of the Yellow River Delta under variation of water and sediment dis-charge
Influenced by the change of the Yellow River's flow path into the sea and the sharp decrease of sedi-ment entering the sea,the shoreline siltation change of the Yellow River Delta shoreline has been complicated in re-cent years.Based on Landsat images,this study extracts the annual average shoreline of the Yellow River Delta from 2000 to 2020 and analyzes the changes of shoreline siltation.The results show that the shoreline of the northern shore section and the former Qingshui Gully inlet channel shows erosion and retreat,and the shoreline of the present Qing-bacha inlet channel shows siltation.

Yellow River DeltaShorelineErosion and siltation evolution

崔周宇、刘怀湘

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水利部交通运输部国家能源局南京水利科学研究院水文水资源与水利工程科学国家重点实验室,江苏南京 210029

黄河三角洲 岸线 冲淤演变

2024

环境与发展
内蒙古自治区环境科学研究院,内蒙古环境检测中心站

环境与发展

影响因子:0.326
ISSN:1007-0370
年,卷(期):2024.36(5)