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12篇 您的检索式:作者名="PASUTO Alessandro"
    题名 作者 年代 出处 被引量
1Characteristics and triggering mechanism of Xinmo landslide on 24 June 2017 in Sichuan, China显示文摘At 5: 39 AM on 24 June 2017, a huge landslide-debris avalanche occurred on Fugui Mountain at Xinmo village, Diexi town, Maoxian county, Sichuan province, China. The debris blocked the Songpinggou River for about 2 km, resulting in a heavy loss of both human lives and properties(10 deaths, 3 injuries, 73 missing, and 103 houses completely destroyed). The objectives of this paper are to understand the overall process and triggering factors of this landslide and to explore the affecting factors for its long term evolution before failure. Post event surveys were carried out the day after the landslide occurrence. Information was gathered from literature and on-site investigation and measurement. Topography, landforms, lithology, geological setting, earthquake history, meteorological and hydrological data of the area were analysed. Aerial photographs and other remote sensing information were used for evaluation and discussion. Eye witnesses also provided a lot of helpful information for us to understand the process of initiation, development and deposition. The depositional characteristics of the moving material as well as the traces of the movement,the structural features of the main scarp and the seismic waves induced by the slide are presented and discussed in detail in this paper. The results show that the mechanism of the landslide is a sudden rupture of the main block caused by the instability of a secondary block at a higher position. After the initiation, the failed rock mass at higher position overloaded the main block at the lower elevation and collapsed in tandem. Fragmentation of the rock mass occurred later, thus forming a debris avalanche with high mobility. This landslide case indicates that such seismic events could influence geological hazards for over 80 years and this study provides reference to the long term susceptibility and risk assessment of secondary geological hazards from earthquake.SU Li-jun HU Kai-heng ZHANG Wei-feng WANG Jiao LEI Yu ZHANG Chong-lei CUI Peng Alessandro PASUTO ZHENG Quan-hong 2017Journal of Mountain Science2017,14,9:20
2An international program on Silk Road Disaster Risk Reduction--a Belt and Road initiative (2016-2020)显示文摘Belt and Road Initiative(BRI) is a Chinese national strategy which calls for cooperative economic, political and cultural exchange at the global level along the ancient Silk Road. The overwhelming natural hazards located along the belt and road bring great challenges to the success of BRI. In this framework, a 5-year international program was launched to address issues related to hazards assessment and disaster risk reduction(DRR). The first workshop of this program was held in Beijing with international experts from over 15 countries. Risk conditions on Belt and Road Countries(BRCs) have been shared and science and technology advancements on DRR have been disseminated during the workshop. Under this program, six task forces have been setup to carry out collaborative research works and three prioritized study areas have been established. This workshop announced the launching of this program which involved partners from different countries including Pakistan, Nepal, Russia, Italy, United Kingdom, Sri Lanka and Tajikistan. The program adopted the objectives of Sendai Framework for Disaster Risk Reduction 2015-2030 and United Nation Sustainable Development Goals 2030 and was implemented to assess disaster risk in BRCs and to propose suitable measures for disaster control which can be appropriate both for an individual country and for specific sites. This paper deals with the outcomes of the workshop and points out opportunities for the near future international cooperation on this matter.LEI Yu CUI Peng Amar Deep REGMI Virginia MURRAY Alessandro PASUTO Giacomo TITTI Muhammad SHAFIQUE Tilak PRIYADARSHANA D.G. 2018Journal of Mountain Science2018,15,7:8
3Earthquake-triggered landslides affecting a UNESCO Natural Site:the 2017 Jiuzhaigou Earthquake in the World National Park,China显示文摘On August 8^(th), 2017, an Ms 7.0 magnitude earthquake occurred in Jiuzhaigou County, northern Sichuan Province, China. The Jiuzhaigou Valley World National Park was the most affected area due to the epicentre being located in the scenic area of the park. Understanding the distribution characteristics of landslides triggered by earthquakes to help protect the natural heritage sites in Jiuzhaigou Valley remains a scientific challenge. In this study, a relatively complete inventory of the coseismic landslides triggered by the earthquake was compiled through the interpretation of high-resolution images combined with a field investigation. The results indicate thatcoseismic landslides not only are concentrated in Rize Gulley, Danzu Gully and Zezhawa Gully in the study area but also occur in the front part of Shuzheng Gully along the road network(from the entrance of Jiuzhaigou Valley to Heye Village). The landslides predominantly occur on the east-and southeastfacing slopes in the study area, which is a result of the integrated action of the valley direction and fault movement direction. The back-slope effect and the slope structure caused the difference in coseismic landslide distribution within the three gullies(Danzu Gully, Rize Gully, and Zezhawa Gully) near the inferred fault. In addition, the topographic position index was used to analyse the impact of microlandforms on earthquake-triggered landslides by considering the effect of the slope angle. The study results reveal a higher concentration of landslides in the slope position class of the middle slope(30°-50°) in Jiuzhaigou Valley. These findings can provide scientific guidance for the protection of natural heritage sites and post-disaster reconstruction in Jiuzhaigou Valley.WANG Jiao JIN Wen CUI Yi-fei ZHANG Wei-feng WU Chun-hao Alessandro PASUTO 2018Journal of Mountain Science2018,15,7:8
4Monitoring landslides from optical remotely sensed imagery: the case history of Tessina landslide, Italy显示文摘Javier Hervás José I Barredo Paul L Rosin Alessandro Pasuto Franco Mantovani Sandro Silvano 2003Geomorphology2003,,1:1
5Landslide monitoring by using ground-based SAR interferometry: an example of application to the Tessina landslide in Italy显示文摘Dario Tarchi Nicola Casagli Riccardo Fanti David D. Leva Guido Luzi Alessandro Pasuto Massimiliano Pieraccini Sandro Silvano 2002Engineering Geology2002,,1:1
6Disaster risk reduction in mountain areas: an initial overview on seeking pathways to global sustainability显示文摘As disasters cripple the world’s prospects for sustainable development, protecting the most vulnerable groups exposed to hazards is one of the main challenges facing humanity. Owing to the systemic nature of risk and the interactions and interdependencies between upland and lowland systems, healthy and productive mountain households and livelihoods are essential to global sustainability. This paper argues that, building on existing international frameworks, and integrated knowledge and praxis, the development of a global policy agenda should be established to build sustainable peace, sustainable security, and development.ALCáNTARA-AYALA Irasema PASUTO Alessandro CUI Peng 2022Journal of Mountain Science2022,19,6:1
7Using GB-SAR technique to monitor slow moving landslide显示文摘Linhsia Noferini Massimiliano Pieraccini Daniele Mecatti Giovanni Macaluso Carlo Atzeni Matteo Mantovani Gianluca Marcato Alessandro Pasuto Sandro Silvano Fabrizio Tagliavini 2007Engineering Geology2007,,3:1
8Landslides and climate change in the Italian Dolomites since the Late glacial显示文摘Mauro Soldati Alessandro Corsini Alessandro Pasuto 2003Catena2003,,2:1
9Thermo-hydro-poro-mechanical responses of a reservoir-induced landslide tracked by high-resolution fiber optic sensing nerves显示文摘Thermo-poro-mechanical responses along sliding zone/surface have been extensively studied.However,it has not been recognized that the potential contribution of other crucial engineering geological interfaces beyond the slip surface to progressive failure.Here,we aim to investigate the subsurface multiphysics of reservoir landslides under two extreme hydrologic conditions(i.e.wet and dry),particularly within sliding masses.Based on ultra-weak fiber Bragg grating(UWFBG)technology,we employ specialpurpose fiber optic sensing cables that can be implanted into boreholes as“nerves of the Earth”to collect data on soil temperature,water content,pore water pressure,and strain.The Xinpu landslide in the middle reach of the Three Gorges Reservoir Area in China was selected as a case study to establish a paradigm for in situ thermo-hydro-poro-mechanical monitoring.These UWFBG-based sensing cables were vertically buried in a 31 m-deep borehole at the foot of the landslide,with a resolution of 1 m except for the pressure sensor.We reported field measurements covering the period 2021 and 2022 and produced the spatiotemporal profiles throughout the borehole.Results show that wet years are more likely to motivate landslide motions than dry years.The annual thermally active layer of the landslide has a critical depth of roughly 9 m and might move downward in warmer years.The dynamic groundwater table is located at depths of 9e15 m,where the peaked strain undergoes a periodical response of leap and withdrawal to annual hydrometeorological cycles.These interface behaviors may support the interpretation of the contribution of reservoir regulation to slope stability,allowing us to correlate them to local damage events and potential global destabilization.This paper also offers a natural framework for interpreting thermo-hydro-poro-mechanical signatures from creeping reservoir bank slopes,which may form the basis for a landslide monitoring and early warning system.Xiao Ye Hong-Hu Zhu Gang Cheng Hua-Fu Pei Bin Shi Luca Schenato Alessandro Pasuto 2024Journal of Rock Mechanics and Geotechnical Engineering2024,16,3:0
10Backward automatic calibration for three-dimensional landslide models显示文摘Back-analysis is broadly used for approaching geotechnical problems when monitoring data are available and information about the soils properties is of poor quality.For landslide stability assessment back-analysis calibration is usually carried out by time consuming trial-and-error procedure.This paper presents a new automatic Decision Support System that supports the selection of the soil parameters for three-dimensional models of landslides based on monitoring data.The method considering a pool of possible solutions,generated through permutation of soil parameters,selects the best ten configurations that are more congruent with the measured displacements.This reduces the operator biases while on the other hand allows the operator to control each step of the computation.The final selection of the preferred solution among the ten best-fitting solutions is carried out by an operator.The operator control is necessary as he may include in the final decision process all the qualitative elements that cannot be included in a qualitative analysis but nevertheless characterize a landslide dynamic as a whole epistemological subject,for example on the base of geomorphological evidence.A landslide located in Northeast Italy has been selected as example for showing the system potentiality.The proposed method is straightforward,scalable and robust and could be useful for researchers and practitioners.Giacomo Titti Giulia Bossi Gordon G.D.Zhou Gianluca Marcato Alessandro Pasuto 2021Geoscience Frontiers2021,12,1:0
11滑坡监测经验评述显示文摘过去几年里,科学界己越来越重视对自然现象的监测。自然现象监测的目的,是弄清其破坏过程的形成机理、制定适当的预防措施、减缓灾害影响、减少人类生命和财产的损失。为探测不同地质和环境背景下的斜坡稳定条件,意大利自1982年以来开展了一系列岩土工程调查。对众多类型滑坡及其可能的社会经济影响的调查显示,在滑坡研究中需要应用最新技术对滑坡进行连续监测。为此,意大利已在数个滑坡上建立了连接多个传感器的自动监测系统(同时也有助于民防)。在该项研究中,我们不仅发现了一些问题,并且找到一些解决方案。本文结合了3个滑坡的研究,讨论了与监测仪器安装和管理有关的主要问题。Maceo-Giovanni Angeli a Alessandro Pasuto Sandro Silvano 申健文(翻译) 宝萍(翻译) 2006水文地质工程地质技术方法动态2006,,1:0
12Disaster risk reduction in mountain areas: a research overview显示文摘This paper gives an account of the diverse dimensions of research on disaster risk reduction in mountain regions derived from an open call of the Journal of Mountain Science that brought 21 contributions.This special issue includes topics as diverse as landslide dynamics and mechanisms,landslide inventories and landslide susceptibility models,insights to landslide hazards and disasters and mitigation measures,disaster response and disaster risk reduction.The overall structure of the paper takes the form of three sections.The first part begins by laying out the significance of disaster risk reduction in mountain areas,whereas the second one looks at the research insights on disaster risk reduction in mountains provided by the contributions comprised in the special volume.The final section identifies areas for further research.ALCANTARA-AYALA Irasema CUI Peng PASUTO Alessandro 2022Journal of Mountain Science2022,19,6:0
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