scholarly journals Valuation of debris flow mitigation measures in tourist towns: a case study on Hongchun gully in southwest China

2016 ◽  
Vol 13 (10) ◽  
pp. 1867-1879 ◽  
Author(s):  
Ming-li Chen ◽  
Gui-sheng Hu ◽  
Ning-sheng Chen ◽  
Cun-yao Zhao ◽  
Song-jiang Zhao ◽  
...  
2018 ◽  
Vol 10 (7) ◽  
pp. 2223 ◽  
Author(s):  
Guangxu Liu ◽  
Erfu Dai ◽  
Xinchuang Xu ◽  
Wenxiang Wu ◽  
Aicun Xiang

2015 ◽  
Vol 744-746 ◽  
pp. 1714-1719
Author(s):  
Jia Na Li ◽  
Kun Zhang

Since the area of Southwest China crosses the first ladder and the second one ,thus it is featured with precipitous terrains. Owing to such complex factors as deep valleys, steep mountains, varied topography and complex geological structures, it is extremely hard for people to obtain exact leveling data about this area. Therefore ,it is necessary to summarize the geodetic datum and tech of Southwestern mountainous areas, which can be of great reference value for the research of the similar places with regards to its hydrology, geology, geological structure and ground. At the same time this essay will contribute to the study of geological disaster such as earthquake ,landslide and debris flow.


Author(s):  
Feng Ouyang ◽  
Zhijiao Chen ◽  
Mingjie Tang ◽  
Yahui Zhang
Keyword(s):  

Impact ◽  
2020 ◽  
Vol 2020 (3) ◽  
pp. 26-28
Author(s):  
Tsukasa Ohba

Volcanology is an extremely important scientific discipline. Shedding light on how and why volcanoes erupt, how eruptions can be predicted and their impact on humans and the environment is crucial to public safety, economies and businesses. Understanding volcanoes means eruptions can be anticipated and at-risk communities can be forewarned, enabling them to implement mitigation measures. Professor Tsukasa Ohba is a scientist based at the Graduate School of International Resource Studies, Akita University, Japan, and specialises in volcanology and petrology. Ohba and his team are focusing on volcanic phenomena including: phreatic eruptions (a steam-driven eruption driven by the heat from magma interacting with water); lahar (volcanic mudflow); and monogenetic basalt eruptions (which consist of a group of small monogenetic volcanoes, each of which erupts only once). The researchers are working to understand the mechanisms of these phenomena using Petrology. Petrology is one of the traditional methods in volcanology but has not been applied to disastrous eruptions before. The teams research will contribute to volcanic hazard mitigation.


Water ◽  
2021 ◽  
Vol 13 (14) ◽  
pp. 1884
Author(s):  
Ana Juárez ◽  
Knut Alfredsen ◽  
Morten Stickler ◽  
Ana Adeva-Bustos ◽  
Rodrigo Suárez ◽  
...  

Floods are among the most damaging of natural disasters, and flood events are expected to increase in magnitude and frequency with the effects of climate change and changes in land use. As a consequence, much focus has been placed on the engineering of structural flood mitigation measures in rivers. Traditional flood protection measures, such as levees and dredging of the river channel, threaten floodplains and river ecosystems, but during the last decade, sustainable reconciliation of freshwater ecosystems has increased. However, we still find many areas where these traditional measures are proposed, and it is challenging to find tools for evaluation of different measures and quantification of the possible impacts. In this paper, we focus on the river Lærdal in Norway to (i) present the dilemma between traditional flood measures and maintaining river ecosystems and (ii) quantify the efficiency and impact of different solutions based on 2D hydraulic models, remote sensing data, economics, and landscape metrics. Our results show that flood measures may be in serious conflict with environmental protection and legislation to preserve biodiversity and key nature types.


Fire ◽  
2021 ◽  
Vol 4 (1) ◽  
pp. 11
Author(s):  
Charlotte Fafet ◽  
Erinë Mulolli Zajmi

Fires are among the most frequently recurring hazards affecting museums and cultural heritage sites. The fires of the National Museum of Brazil in 2018 and of Notre Dame de Paris in 2019 showed that the consequences of such events can be heavy and lead to irreversible heritage losses. In Kosovo, few studies were made about the risks that can affect cultural heritage sites. A project led by the NGO Kosovo Foundation for Cultural Heritage without Borders (CHwB Kosova) in 2018 explored the most prevalent risks for the cultural heritage sites of the country and highlighted fire as a predominant risk in Kosovo. In order to better understand it, vulnerability assessments were conducted in several museums in Kosovo. Data were collected through field visits in the different museums, in which interviews with staff members as well as observations were conducted. The aim of this paper is to present the main results of the fire vulnerability assessments conducted in Kosovo’s museums in 2018. An important aspect of this project is the approach to collect information in data-scarce environments. It is believed that the questionnaires used to lead interviews with museums’ staff members could help other practitioners to collect data in such contexts and evaluate more easily the risk of fire for the museums and their collections. In the context of Kosovo, one of the main findings is the identification and prioritisation of measures to ensure better protection of Kosovar museums. Structural mitigation measures such as alarm and fire suppression systems are not the only elements necessary to improve the resilience of Kosovar museums to fire. Indeed, the promotion of risk awareness, the training of staff members and the realisation of crisis simulation exercises are just as important in order to prevent and detect a fire, and above all, to respond quickly and accurately if a fire occurs.


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