نتایج جستجو برای: landslide hazard zonation

تعداد نتایج: 72146  

Journal: :International Journal of Georesources and Environment 2017

2006
Chang-Jo F. Chung

A joint conditional probability model is proposed to represent a measure of a future landslide hazard, and five estimation procedures for the model are presented. The distribution of past landslides was divided into two groups with respect to a fixed time. A training set consisting of the earlier landslides and the geographical information system-based multi-layer spatial data in the study area...

Journal: :جغرافیا و مخاطرات محیطی 0
شهریار خالدی خه بات درفشی اکبر مهرجونژاد سعیده قره چاهی شاهین خالدی

introduction a landslide or landslip is a geological phenomenon which includes a wide range of ground movement, such as rock falls, deep failure of slopes and shallow debris flows, which can occur in offshore, coastal and onshore environments. although the action of gravity is the primary driving force for a landslide to occur, there are other contributing factors affecting the original slope s...

Journal: :International Journal for Research in Applied Science and Engineering Technology 2019

1999
Janusz Wasowski

We can distinguish three phases of using the SAR and other EO satellite data in landslide studies: 1. Surface characterisation, ie initial topographic and geomorphological classification, DEMs, photogrammetry (using Spot and Landsat); 2. Measurement of slow to extremely slow slope movements by means of SAR interferometry; 3. Systematic monitoring of temporal-spatial variations in some slide pro...

1999
Scott B. Miles David K. Keefer

Researchers, emergency response and lifeline managers, and municipal planners are beginning to recognize the utility of seismic landslide hazard zonation. With this recognition, the decisions made based on resulting maps could have widespread social and economic impact in the event of a large earthquake. This report compares several popular permanent displacement models for assessing seismic sl...

حبیب نژاد روشن, محمود, حیدری, ارکان, خسروی, خه بات, رسایی, آرمان, مشایخان, آرمین,

Identification of factors affecting on existing of landslide as well as its zonation in the given watershed is one of the basic tools for landslide control and selection of approach and effective solution as well. In this study landslide hazard mapping provided using previous landslide distribution and multivariate regression model in GIS environment in Aghmashhad. With reviewing previous resou...

2012
M. K. ARORA S. CHAUHAN M. SHARMA D. P. KANUNGO

Availability of accurate and objective landslide susceptibility maps depicting zones defined on the basis of probability of occurrence of landslides is one of the critical inputs in assessing risk to property and lives in any mountainous region, particularly in the Himalayas. The aim of this study is to portray the usage of an in-house developed indigenous software, acronymmed as Landslide Susc...

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