نتایج جستجو برای: landslides

تعداد نتایج: 4980  

Journal: :Rock Mechanics and Rock Engineering 2016

Journal: :Geographical Review of Japan 1932

The population of Rudbar in northern Iran, is due to Steep slopes of topography, Sloping Loose Materials, active tectonic phases, Construction of roads and railways, from areas prone to landslide events .In this reaserch, in the first phase, based on ground surveys, a geologic map of 1: 25,000, satellite images and  other data of Rudbar region, range and status of landslides of the region were ...

2003
FREEMAN R. SMITH CALVIN D. VANBUSKIRK

In June 1990, the Fall Creek area east of Enderby, B.C., experienced about 66 landslides. These landslides impacted forested slopes and forestry roads, destroyed several BC Hydro transmission towers, damaged and destroyed houses, and cut off highway access to the area, resulting in the evacuation of residents. These slides also destroyed a fi sh farm, several licensed water intakes, and impacte...

ژورنال: امداد و نجات 2018
Sharafi, Siyamack , abbasi, hamed, maryanaji, zohreh,

BACKGROUND: Rural areas, usually when compared to other natural events, have the greatest vulnerability of human settlements. The aim of this study was to evaluate natural hazards as earthquakes, landslides, floods and identify high-risk zone in relation to the rural areas of the central township of Azna County, Iran. METHODS: Topographic and geology maps, elevation digital model, and seismic ...

2015

In northern parts of Iran such as the Alborz Mountain belt, frequent landslides occur due to a combination of climate and geologic conditions with high tectonic activities. This results in millions of dollars of financial damages annually excluding casualties and unrecoverable resources. This paper evaluates the landslide susceptible areas in Central Alborz using the probabilistic frequency rat...

Journal: :Remote Sensing 2013
Gang Qiao Ping Lu Marco Scaioni Shuying Xu Xiaohua Tong Tiantian Feng Hangbin Wu Wen Chen Yixiang Tian Weian Wang Rongxing Li

This paper presents an integrated approach to landslide research based on remote sensing and sensor networks. This approach is composed of three important parts: (i) landslide susceptibility mapping using remote-sensing techniques for susceptible determination of landslide spots; (ii) scaled-down landslide simulation experiments for validation of sensor network for landslide monitoring, and (ii...

Journal: :J. Applied Mathematics 2014
Mutasem S. Alkhasawneh Umi Kalthum Ngah Lea Tien Tay Nor Ashidi Mat Isa Mohammad Subhi Al-Batah

This paper proposes a decision treemodel for specifying the importance of 21 factors causing the landslides in a wide area of Penang Island, Malaysia. These factors are vegetation cover, distance from the fault line, slope angle, cross curvature, slope aspect, distance from road, geology, diagonal length, longitude curvature, rugosity, plan curvature, elevation, rain perception, soil texture, s...

2001
J. L. Zêzere

The aim of the study is to confirm the importance of discriminate different types of slope movements for a better landslide susceptibility evaluation. The study was applied to the sample area of Calhandriz (11.3 km2) in the area North of Lisbon. Sixty shallow translational slides, 23 deeper translational movements and 19 rotational movements were selected for statistical analysis. Landslide sus...

2010
Siti Khairunniza-Bejo Maria Petrou

Landslide is a type of mass movement that causes damage in many areas. The evolving remote sensing technology in producing high resolution images may help in landslide studies. However, the problem in detecting small size landslides is still challenging when suitable image resolution of the area being analyzed is not available. In this paper, a novel method based on elastic image registration, ...

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