نتایج جستجو برای: gully morphology

تعداد نتایج: 146786  

Journal: :Hydrology and Earth System Sciences 2021

Abstract. Gully erosion can be a major disruptor to global fluvial sediment budgets. in the catchments of Great Barrier Reef is attributed ?40 % fine suspended pollution freshwater and marine ecosystems downstream. Mitigating this source will have lasting positive impact on water quality connected rivers receiving environment. Here we conduct preliminary evaluation ability intensive landscape-s...

2009
G. A. Morgan J. W. Head D. R. Marchant J. Dickson J. Levy

Introduction: The discovery of gullies on Mars attracted significant attention because of the apparent role of liquid water in their formation and because of their very youthful nature [1,2]. They were initially interpreted to be the result of groundwater discharge [1-3], though further considerations regarding the current metastability of liquid water on the surface of Mars generated alternati...

Journal: :Land 2023

The Covurlui Plateau, a subunit of the Moldavian Plateau located in eastern Romania, possesses high natural agricultural potential, significantly impacted by soil erosion, particularly gully erosion. only inventory that comprises approximately 9000 gullies extracted from topographical maps was conducted during 90s. Nowadays, with advent advanced techniques and geodata, such as GIS software, aer...

Journal: :Catena 2021

Gully erosion represents one of the most destructive geomorphological processes at a global level. Modern methods gully measurement are typically derived from earlier techniques that have since become outdated. The increasing capabilities technology had led to new ways quantifying soil (e.g. erosion) which must be used in assessment. A tool designed assess coastal – Digital Shoreline Analysis S...

Journal: : 2023

Purpose: to determine patterns of formation hydrographic network elements depending on the melt-and rainwater runoff and soil losses. Materials methods. The studies were carried out in upper reaches Bolshoy Log gully system, which is a part land use experimental farm “Polevoy” Federal Rostov Agrarian Research Center, with an area 2070 hectares, more than 70 % arable land. Soils are ordinary che...

Journal: :Remote Sensing 2021

Detailed understanding of gully erosion processes is essential for monitoring remediation and requires fine-scale monitoring. Hand-held laser scanning systems (HLS) enable rapid ground-based data acquisition at centimeter precision ranges 10–100 m. This study quantified errors in measuring morphology over a four year period using two models HLS. Reference datasets were provided by Real-Time-Kin...

Journal: :Earth Surface Processes and Landforms 2018

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