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DOI10.1016/j.catena.2024.107875
Rapid change of vegetation cover in the Huanghe (Yellow River) mouth wetland and its biogeomorphological feedbacks
发表日期2024
ISSN0341-8162
EISSN1872-6887
起始页码238
卷号238
英文摘要Vegetation plays a crucial role in the evolutionary process of coastal wetlands through its biogeomorphological feedbacks, and has become a hot topic of worldwide concern in the context of global climate change. However, as one of the youngest wetlands, the impact of vegetation expansion on the evolution of the Huanghe mouth wetland is currently unknown. In this study, we investigated the spatial and temporal variation of the vegetation cover in the Huanghe mouth wetland over the past twenty years and quantitatively examined its biogeomorphological feedbacks on the river mouth evolution. The results showed that the vegetation cover of the Huanghe mouth wetland has expanded rapidly since 2012 due to the invasion of the exotic species Spartina alterniflora. Its biogeomorphological feedbacks controlled the spatial distribution of surface sediments in the Huanghe mouth wetland and also altered the sediment budget in subaqueous and subaerial deltas. The landbuilding efficiency of the Huanghe sediment jumped to 101.76 km2/Gt, more than four times that of the preinvasion period. Compared with other coastal wetlands in the world, the unique feature of high suspended sediment concentration (SSC) makes the Huanghe mouth wetland with high accretion rate under the influence of vegetation. The present study reveals the rapid changes of the vegetation cover and its biogeomorphological feedbacks in the Huanghe mouth wetland, and highlights that the vegetation plays a more critical role in the morphological evolution of the highly turbid river mouth.
英文关键词Huanghe mouth wetland; Temporal and spatial changes of vegetation; Spartina alterniflora invasion; Biogeomorphological feedbacks
语种英语
WOS研究方向Geology ; Agriculture ; Water Resources
WOS类目Geosciences, Multidisciplinary ; Soil Science ; Water Resources
WOS记录号WOS:001183650700001
来源期刊CATENA
文献类型期刊论文
条目标识符http://gcip.llas.ac.cn/handle/2XKMVOVA/301271
作者单位Ocean University of China; Ocean University of China; Laoshan Laboratory
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GB/T 7714
. Rapid change of vegetation cover in the Huanghe (Yellow River) mouth wetland and its biogeomorphological feedbacks[J],2024,238.
APA (2024).Rapid change of vegetation cover in the Huanghe (Yellow River) mouth wetland and its biogeomorphological feedbacks.CATENA,238.
MLA "Rapid change of vegetation cover in the Huanghe (Yellow River) mouth wetland and its biogeomorphological feedbacks".CATENA 238(2024).
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