نتایج جستجو برای: slope steepness
تعداد نتایج: 53977 فیلتر نتایج به سال:
Soil erosion and sedimentation processes can be considered as serious eco-environmentalproblems. This study aimed to estimate the basin-wide erosion using the Revised UniversalSoil Loss Equation (RUSLE). The soil erosion parameters included rainfall erosivity mapgenerated from the rainfall data, soil erodibility extracted from the soil map, land cover andmanagement map produced from supervised ...
Soil erosion is one of the major environmental problems in tropical ecosystems; however, lack information on amount eroded soils Rwandan mountainous watersheds hinders effective decision-making toward sustainable soil management. This study aimed at predicting Rukarara River watershed, Rwanda, and identifying potential areas high risk using revised universal loss equation (RUSLE) implemented a ...
Statistical models for landslide hazard enable mapping of risk factors and occurrence intensity by using geomorphological covariates available at high spatial resolution. However, the distribution triggering event (e.g., precipitation or earthquakes) is often not directly observed. In this paper we develop Bayesian hierarchical point patterns occurrences different types log-Gaussian Cox process...
Large-eddy simulation (LES) with dynamic one-equation subgrid-scale stress model was utilized to study the characteristics of turbulent flow over sea-surface generalized as two-dimensional wavy wall different wave steepness. The statistical field and pressure distribution were presented in detail. results showed that separation zones induce stronger convection steepness increases. Reynolds shea...
The Chinese Pangolin is a ‘Critically Endangered’ species, which estimated to have declined by over 90% in the last 21 years due increased anthropogenic activities on species and its habitat. Only few pieces of research been done throughout Nepal; there little information among mammal Nepal, especially distribution habitat preference. This study was set assess preferences Panauti municipality, ...
In the present study, breaking focused wave groups were simulated using open−source Computational Fluid Dynamics model REEF3D in order to investigate impact on scaled (1:10) two−dimensional coastal deck structure with girder. The effect of environmental parameters, such as bottom slope and steepness geometric properties high−crested spilling breakers, was investigated. location forces acting lo...
A resonator based bandpass filter miniature design formed by two U-shaped metal strip conductors located at different sides of a suspended dielectric substrate is developed. In each conductor one end grounded to the screen and other free. resonators are connected in pairs with overlapping sections conductors, it leads not only reduction dimensions device, but also increase its selectivity due t...
The salinization of surface water in a coastal context leads to qualitative degradation this resource by various sources anthropogenic and natural pollution. In context, we present the results comparative study using "DKPR" "RUSLE" models evaluate degree vulnerability against pollution, especially sub-watershed Joumouaa dam, hydraulic infrastructure providing drinking for Targuist city. model a...
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