Tsunami hazard risk of a future volcanic eruption of Kolumbo submarine volcano, NE of Santorini Caldera, Greece

2012 ◽  
Vol 72 (3) ◽  
pp. 1375-1390 ◽  
Author(s):  
P. Nomikou ◽  
S. Carey ◽  
K. L. C. Bell ◽  
D. Papanikolaou ◽  
K. Bejelou ◽  
...  
2013 ◽  
Vol 1 (6) ◽  
pp. 6399-6432
Author(s):  
M. Ulvrová ◽  
R. Paris ◽  
K. Kelfoun ◽  
P. Nomikou

Abstract. Increasing human activities along the coasts of the world arise the necessity to assess tsunami hazard from different sources (earthquakes, landslides, volcanic activity). In this paper, we simulate tsunamis generated by underwater volcanic explosions from (1) a submerged vent in a shallow water lake (Karymskoye Lake, Kamchatka), and (2) from Kolumbo submarine volcano (7 km NE of Santorini, Aegean Sea, Greece). The 1996 tsunami in Karymskoye lake is a well-documented example and thus serves as a case-study for validating the calculations. The numerical model reproduces realistically the tsunami runups measured onshore. Systematic numerical study of tsunamis generated by explosions of Kolumbo volcano is then conducted for a wide range of energies. Results show that in case of reawakening, Kolumbo volcano might represent a significant tsunami hazard for the northern, eastern and southern coasts of Santorini, even for small-power explosions.


2014 ◽  
Vol 14 (2) ◽  
pp. 401-412 ◽  
Author(s):  
M. Ulvrová ◽  
R. Paris ◽  
K. Kelfoun ◽  
P. Nomikou

Abstract. Increasing human activities along the coasts of the world provoke the necessity to assess tsunami hazard from different sources (earthquakes, landslides, volcanic activity). In this paper, we simulate tsunamis generated by underwater volcanic explosions from (1) a submerged vent in a shallow water lake (Karymskoye Lake, Kamchatka), and (2) from Kolumbo submarine volcano (7 km NE of Santorini, Aegean Sea, Greece). The 1996 tsunami in Karymskoye lake is a well-documented example and thus serves as a case study for validating the calculations. The numerical model reproduces realistically the tsunami run-ups measured onshore. Systematic numerical study of tsunamis generated by explosions of the Kolumbo volcano is then conducted for a wide range of energies. Results show that in case of reawakening, the Kolumbo volcano might represent a significant tsunami hazard for the northern, eastern and southern coasts of Santorini, even for small-power explosions.


2018 ◽  
Vol 13 (7) ◽  
pp. 1193-1198
Author(s):  
Kaoru Takara ◽  

This paper describes interdisciplinary and transdisciplinary approaches inevitably necessary for effective disaster risk management, introducing examples involving the tsunami hazard map in Sendai, volcanic eruption in Iceland, and river flooding in Thailand. On the basis of the conversations conducted at the Global Forum on Science and Technology for Disaster Resilience 2017 held at the Science Council of Japan in Tokyo on November 23–25, 2017, this paper summarizes the results of the discussion for further development of these approaches. Some international initiatives are also briefly introduced.


1993 ◽  
Vol 7 (3) ◽  
pp. 257-277 ◽  
Author(s):  
Martin S. Smith ◽  
John B. Shepherd

2021 ◽  
Vol 83 (4) ◽  
Author(s):  
G. Gallotti ◽  
F. Zaniboni ◽  
G. Pagnoni ◽  
C. Romagnoli ◽  
F. Gamberi ◽  
...  

1970 ◽  
Vol 5 (2) ◽  
pp. 01
Author(s):  
Didit Damayanti ◽  
Pria Wahyu R.G ◽  
Muhanni’ah Muhanni’ah

Introduction: Disaster management is a dynamic, continual, and integrated process as to increase the qualities of the actions which are relevant to the process of observation and analysis of disaster as well as minimalizing the negative impacts, mitigation, readiness, early warning, immediate emergency, rehabilitation and reconstruction. The aim of this research is to analyse theconnection between disaster management and the prevention of community breakdown in order to face a volcanic eruption for every head of household. Method: The design of this research is correlational research with a cross sectional approach. The demographic group that is used for this research is the head of households in Rt 06/Rw 01 dusun Puncu desa Puncu, by using the purposive sampling technique which has been collected from the sampling of the 33 heads of households. Independent variable is the knowledge of disaster management, and the dependent variable is the prevention of community breakdown in the handling of the disaster. The data has been received by using the questionnaire, and the results have been analysed by using spearman rho test. Result:  As according to the statistics test, it is found that p-value= 0,000 on the significant level (α) = 0,05 and r = 0,752. It is concluded that there is a connection between knowledge and the prevention of community breakdown in handling of the volcanic eruption in Rt 06/Rw 01. This research shows that the level of knowledge within the community about disaster management and prevention in handling volcanic eruption has been increasing. Conclution: This is shown by the capability of the community in mitigating the effects of the disaster. It is hoped that the community will further engage in training education and simulation to reduce the negative impacts of a disaster. The location where the participants resideis Kelud Volcano, and it is therefore hoped that the communities are willing to participate in better handling of any disaster by joining the education training and simulation; Kata kunci : Pengetahuan, Manajemen bencana, Prevention.


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