Results 41 to 50 of about 169,726 (284)

Influence of Flow Velocity on Tsunami Loss Estimation

open access: yesGeosciences, 2017
Inundation depth is commonly used as an intensity measure in tsunami fragility analysis. However, inundation depth cannot be taken as the sole representation of tsunami impact on structures, especially when structural damage is caused by hydrodynamic and
Jie Song   +2 more
doaj   +1 more source

Discriminating the occurrence of inundation in tsunami early warning with one-dimensional convolutional neural networks

open access: yesScientific Reports, 2022
Tsunamis are natural phenomena that, although occasional, can have large impacts on coastal environments and settlements, especially in terms of loss of life.
J. Núñez   +4 more
semanticscholar   +1 more source

TSUNAMI PRESSURE ON STRUCTURES DUE TO TSUNAMI INUNDATION FLOW [PDF]

open access: yesCoastal Engineering Proceedings, 2014
Inundation depth, velocity flow and resultant Froude number of tsunami were investigated both experimentally and numerically. The bottom roughness is a key factor to estimate the inundation flow of tsunami. Pressure profile acting on 2-D vertical walls and 3-D structures due to inundation flow of tsunamis were also discussed.
openaire   +1 more source

Geochemical approaches in tsunami research: current knowledge and challenges

open access: yesGeoscience Letters, 2021
Over the past decade or so, geochemical techniques have been applied to the study of modern and past tsunamis. Seawater incursions and the introduction of marine organic matter can be detected through geochemical analysis, providing strong evidence that ...
Tetsuya Shinozaki
doaj   +1 more source

Assessing local impacts of the 1700 CE Cascadia earthquake and tsunami using tree-ring growth histories: a case study in South Beach, Oregon, USA [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2021
We present an investigation of the disturbance history of an old-growth Douglas-fir (Pseudotsuga menziesii) stand in South Beach, Oregon, for possible growth changes due to tsunami inundation caused by the 1700 CE Cascadia Subduction Zone (CSZ ...
R. P. Dziak   +3 more
doaj   +1 more source

Combination of school evacuation drill with tsunami inundation simulation: Consensus-making between disaster experts and citizens on an evacuation strategy

open access: yes, 2020
This paper aims to introduce an effective methodology for communicating a science-based tsunami risk scenario to non-expert citizens through consensus-making between disaster experts and non-experts, with the aid of four-way split-screen movie clips ...
Genta Nakano   +5 more
semanticscholar   +1 more source

A Possible Tsunami Deposit Associated to the CE 1755 Lisbon Earthquake on the Western Coast of Portugal

open access: yesGeosciences, 2020
The CE 1755 Lisbon tsunami was the largest historical tsunami to affect the Atlantic coasts of Europe and North Africa. This study presents the results obtained from the application of different sedimentological techniques (e.g., grain size, morphoscopy,
Mihaela Tudor   +2 more
doaj   +1 more source

An Evaluation of Tsunami Hazard Modeling in Gunungkidul Coastal Area using UAV Photogrammetry and GIS. Case Study: Drini Coastal Area [PDF]

open access: yesE3S Web of Conferences, 2019
In recent years, Tourism activities in Gunungkidul Coastal Area rapidly increased. A large number of tourists visiting the coast considered as elements at risk that are exposed to tsunami hazards.
Aris Marfai Muh   +2 more
doaj   +1 more source

Uncertainty quantification of tsunami inundation in Kuroshio, Kochi Prefecture, Japan, using the Nankai–Tonankai megathrust rupture scenarios

open access: yesNatural Hazards and Earth System Sciences, 2020
. Nankai–Tonankai megathrust earthquakes and tsunamis pose significant risks to coastal communities in western and central Japan. Historically, this seismic region hosted many major earthquakes, and the current national tsunami hazard assessments in ...
K. Goda   +5 more
semanticscholar   +1 more source

Tsunami inundation maps of Sitka, Alaska [PDF]

open access: yes, 2013
The purpose of this study is to evaluate potential tsunami hazards for the community of Sitka. We numerically modeled the extent of inundation from tsunami waves generated by near- and far-field tectonic sources. We performed numerical modeling of historic events at Sitka, such as the tsunami triggered by the 1964 Great Alaska Earthquake, and the ...
E. N. Suleimani   +2 more
openaire   +1 more source

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