نتایج جستجو برای: river bank erosion

تعداد نتایج: 173346  

Journal: :PROCEEDINGS OF THE JAPANESE CONFERENCE ON HYDRAULICS 1989

2009
J. Kiesel

Even though soil loss in the lowlands imposes not as much a restriction on land use and agricultural productivity as in erosion affected mountainous areas, the input of fine sediment into the rivers and streams is a concern due to water quality issues and substrate siltation. Drains, river banks and agricultural fields are the three main sources of fine sediment in lowland regions. For a succes...

Journal: :The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2014

Journal: :PROCEEDINGS OF HYDRAULIC ENGINEERING 2000

Journal: :Earth Surface Processes and Landforms 2019

2005
Jason P. Julian Raymond Torres

This study identifies and assesses the controls on hydraulic erosion of cohesive riverbanks on a 600-m reach of an urban ephemeral stream with active bank erosion. We examined hydraulic bank erosion by separating estimated bank shear stress into four properties: magnitude, duration, event peak, and variability. The values of these independent variables were used as a bank erosion context at thr...

Journal: :Land 2023

Bank erosion hazard is a frequent occurrence that poses threats to floodplain ecosystems. This analysis examined changes the Jia Bharali River channel in India using GIS-based Digital Shoreline Analysis System [DSAS]. The Bharali’s future was predicted so as identify most erosion-susceptible zones. rate of bankline movement calculated remotely sensed data collected over period 45 years (1976–20...

Journal: :مرتع و آبخیزداری 0
شاهرخ حکیم خانی 1 استادیار دانشکده منابع طبیعی، دانشگاه ارومیه، ایران

by determining relative importance and contributions of erosion types to sediment yield, erosion susceptible areas in a watershed will be identified, and sediment control and soil conservation projects can be focused on that areas. because of many problems associated with traditional procedures for identifying sediment sources, fingerprinting techniques, based on physical, chemical and organic ...

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