Flood risk assessment using the CV-TOPSIS method for the Belt and Road Initiative: an empirical study of Southeast Asia

Instruction The countries along the Belt and Road Initiative remain high exposure and vulnerability to climate extremes. Southeast Asia, a significant part of the Belt and Road Initiative, suffers a lot from flood disasters. This study assessed the flood disaster risk from 1990–2015 in all 11 Southe...

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Autores principales: Yan An, Xianchun Tan, Baihe Gu, Kaiwei Zhu
Formato: article
Lenguaje:EN
Publicado: Taylor & Francis Group 2020
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Acceso en línea:https://doaj.org/article/4357c4c899944bd196c4fd25a81a0014
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spelling oai:doaj.org-article:4357c4c899944bd196c4fd25a81a00142021-12-02T16:43:51ZFlood risk assessment using the CV-TOPSIS method for the Belt and Road Initiative: an empirical study of Southeast Asia2332-887810.1080/20964129.2020.1765703https://doaj.org/article/4357c4c899944bd196c4fd25a81a00142020-12-01T00:00:00Zhttp://dx.doi.org/10.1080/20964129.2020.1765703https://doaj.org/toc/2332-8878Instruction The countries along the Belt and Road Initiative remain high exposure and vulnerability to climate extremes. Southeast Asia, a significant part of the Belt and Road Initiative, suffers a lot from flood disasters. This study assessed the flood disaster risk from 1990–2015 in all 11 Southeast Asian countries. A model integrating the coefficient of variation approach and the Technique for Order Preference by Similarity to Ideal Solution method was introduced to analyze the flood disaster data. Considering that populations living in areas where elevation is below 5 m and land area where elevation is below 5 m have reached 11.86% and 3.54% (2015), respectively, the two indicators were opted for to propose new metrics for flood disaster risk assessment.Outcomes: Our findings show that the flood disaster risk in Southeast Asia appeared very high during most of the study period. Indonesia had an extremely high flood disaster risk, followed by Vietnam, whereas Laos, Malaysia, Brunei, and Timor Leste had lower flood risks. The model introduced in this paper is quite simple and easy to understand, providing accessible flood risk information for decision makers.Conclusion: The results we obtained have practical implications for land use and investment activities in Southeast Asia.Yan AnXianchun TanBaihe GuKaiwei ZhuTaylor & Francis Grouparticlefloodrisk assessmenttechnique for order preference by similarity to ideal solutioncoefficient of variationsoutheast asiaEcologyQH540-549.5ENEcosystem Health and Sustainability, Vol 6, Iss 1 (2020)
institution DOAJ
collection DOAJ
language EN
topic flood
risk assessment
technique for order preference by similarity to ideal solution
coefficient of variation
southeast asia
Ecology
QH540-549.5
spellingShingle flood
risk assessment
technique for order preference by similarity to ideal solution
coefficient of variation
southeast asia
Ecology
QH540-549.5
Yan An
Xianchun Tan
Baihe Gu
Kaiwei Zhu
Flood risk assessment using the CV-TOPSIS method for the Belt and Road Initiative: an empirical study of Southeast Asia
description Instruction The countries along the Belt and Road Initiative remain high exposure and vulnerability to climate extremes. Southeast Asia, a significant part of the Belt and Road Initiative, suffers a lot from flood disasters. This study assessed the flood disaster risk from 1990–2015 in all 11 Southeast Asian countries. A model integrating the coefficient of variation approach and the Technique for Order Preference by Similarity to Ideal Solution method was introduced to analyze the flood disaster data. Considering that populations living in areas where elevation is below 5 m and land area where elevation is below 5 m have reached 11.86% and 3.54% (2015), respectively, the two indicators were opted for to propose new metrics for flood disaster risk assessment.Outcomes: Our findings show that the flood disaster risk in Southeast Asia appeared very high during most of the study period. Indonesia had an extremely high flood disaster risk, followed by Vietnam, whereas Laos, Malaysia, Brunei, and Timor Leste had lower flood risks. The model introduced in this paper is quite simple and easy to understand, providing accessible flood risk information for decision makers.Conclusion: The results we obtained have practical implications for land use and investment activities in Southeast Asia.
format article
author Yan An
Xianchun Tan
Baihe Gu
Kaiwei Zhu
author_facet Yan An
Xianchun Tan
Baihe Gu
Kaiwei Zhu
author_sort Yan An
title Flood risk assessment using the CV-TOPSIS method for the Belt and Road Initiative: an empirical study of Southeast Asia
title_short Flood risk assessment using the CV-TOPSIS method for the Belt and Road Initiative: an empirical study of Southeast Asia
title_full Flood risk assessment using the CV-TOPSIS method for the Belt and Road Initiative: an empirical study of Southeast Asia
title_fullStr Flood risk assessment using the CV-TOPSIS method for the Belt and Road Initiative: an empirical study of Southeast Asia
title_full_unstemmed Flood risk assessment using the CV-TOPSIS method for the Belt and Road Initiative: an empirical study of Southeast Asia
title_sort flood risk assessment using the cv-topsis method for the belt and road initiative: an empirical study of southeast asia
publisher Taylor & Francis Group
publishDate 2020
url https://doaj.org/article/4357c4c899944bd196c4fd25a81a0014
work_keys_str_mv AT yanan floodriskassessmentusingthecvtopsismethodforthebeltandroadinitiativeanempiricalstudyofsoutheastasia
AT xianchuntan floodriskassessmentusingthecvtopsismethodforthebeltandroadinitiativeanempiricalstudyofsoutheastasia
AT baihegu floodriskassessmentusingthecvtopsismethodforthebeltandroadinitiativeanempiricalstudyofsoutheastasia
AT kaiweizhu floodriskassessmentusingthecvtopsismethodforthebeltandroadinitiativeanempiricalstudyofsoutheastasia
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