Sandy beach responses to sea level rise: comparison potential coastal inundation maps using static and numerical model for Ibai River, Malaysia case study

Low-lying sandy beaches are vulnerable to coastal flooding due to rising sea levels and storm surges generated from offshore during the monsoon season. This study attempted to evaluate the overland flooding caused by sea level rise at Ibai river estuary. Static and numerical computer model approache...

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Main Authors: Benson, Yannie, Lee, Hin Lee, Jamal, Mohamad Hidayat, Pereira, Dunstan Anthony, Abd. Wahab, Ahmad. Khairi, Mohamad, Khairul Anuar, Abdullah, Ikmalzatul, Othman, Ilya Khairanis
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Published: 2023
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Online Access:http://eprints.utm.my/108137/
http://dx.doi.org/10.1007/978-981-99-3577-2_15
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spelling my.utm.1081372024-10-20T07:59:48Z http://eprints.utm.my/108137/ Sandy beach responses to sea level rise: comparison potential coastal inundation maps using static and numerical model for Ibai River, Malaysia case study Benson, Yannie Lee, Hin Lee Jamal, Mohamad Hidayat Pereira, Dunstan Anthony Abd. Wahab, Ahmad. Khairi Mohamad, Khairul Anuar Abdullah, Ikmalzatul Othman, Ilya Khairanis TA Engineering (General). Civil engineering (General) TC Hydraulic engineering. Ocean engineering Low-lying sandy beaches are vulnerable to coastal flooding due to rising sea levels and storm surges generated from offshore during the monsoon season. This study attempted to evaluate the overland flooding caused by sea level rise at Ibai river estuary. Static and numerical computer model approaches were used to determine the inland-flooded areas by the time horizon of the year 2100 with Representative Concentration Pathway (RCP) 8.5 scenario. Land elevation level, river and nearshore bathymetry, current flows and water level fluctuations are measured during the dry season. The predicted rate of low-lying coastal flooding induced by SLR is 2.5 times greater by using a static model compared to the numerical hydrodynamic model approach. In addition, the advantage of using the numerical model method able to help water managers in identifying flooding levels and tidal current speed magnitudes. This study helps increase the understanding of coastal management on potential coastal flood mapping related to sea level rise by providing tools and information on local coastal flood risks and making cost-effective mitigation decisions. 2023 Conference or Workshop Item PeerReviewed Benson, Yannie and Lee, Hin Lee and Jamal, Mohamad Hidayat and Pereira, Dunstan Anthony and Abd. Wahab, Ahmad. Khairi and Mohamad, Khairul Anuar and Abdullah, Ikmalzatul and Othman, Ilya Khairanis (2023) Sandy beach responses to sea level rise: comparison potential coastal inundation maps using static and numerical model for Ibai River, Malaysia case study. In: 5th International Conference on Water Resources, ICWR 2021, 23 November 2021 - 25 November 2021, Virtual, UTM Johor Bahru, Johor, Malaysia. http://dx.doi.org/10.1007/978-981-99-3577-2_15
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
topic TA Engineering (General). Civil engineering (General)
TC Hydraulic engineering. Ocean engineering
spellingShingle TA Engineering (General). Civil engineering (General)
TC Hydraulic engineering. Ocean engineering
Benson, Yannie
Lee, Hin Lee
Jamal, Mohamad Hidayat
Pereira, Dunstan Anthony
Abd. Wahab, Ahmad. Khairi
Mohamad, Khairul Anuar
Abdullah, Ikmalzatul
Othman, Ilya Khairanis
Sandy beach responses to sea level rise: comparison potential coastal inundation maps using static and numerical model for Ibai River, Malaysia case study
description Low-lying sandy beaches are vulnerable to coastal flooding due to rising sea levels and storm surges generated from offshore during the monsoon season. This study attempted to evaluate the overland flooding caused by sea level rise at Ibai river estuary. Static and numerical computer model approaches were used to determine the inland-flooded areas by the time horizon of the year 2100 with Representative Concentration Pathway (RCP) 8.5 scenario. Land elevation level, river and nearshore bathymetry, current flows and water level fluctuations are measured during the dry season. The predicted rate of low-lying coastal flooding induced by SLR is 2.5 times greater by using a static model compared to the numerical hydrodynamic model approach. In addition, the advantage of using the numerical model method able to help water managers in identifying flooding levels and tidal current speed magnitudes. This study helps increase the understanding of coastal management on potential coastal flood mapping related to sea level rise by providing tools and information on local coastal flood risks and making cost-effective mitigation decisions.
format Conference or Workshop Item
author Benson, Yannie
Lee, Hin Lee
Jamal, Mohamad Hidayat
Pereira, Dunstan Anthony
Abd. Wahab, Ahmad. Khairi
Mohamad, Khairul Anuar
Abdullah, Ikmalzatul
Othman, Ilya Khairanis
author_facet Benson, Yannie
Lee, Hin Lee
Jamal, Mohamad Hidayat
Pereira, Dunstan Anthony
Abd. Wahab, Ahmad. Khairi
Mohamad, Khairul Anuar
Abdullah, Ikmalzatul
Othman, Ilya Khairanis
author_sort Benson, Yannie
title Sandy beach responses to sea level rise: comparison potential coastal inundation maps using static and numerical model for Ibai River, Malaysia case study
title_short Sandy beach responses to sea level rise: comparison potential coastal inundation maps using static and numerical model for Ibai River, Malaysia case study
title_full Sandy beach responses to sea level rise: comparison potential coastal inundation maps using static and numerical model for Ibai River, Malaysia case study
title_fullStr Sandy beach responses to sea level rise: comparison potential coastal inundation maps using static and numerical model for Ibai River, Malaysia case study
title_full_unstemmed Sandy beach responses to sea level rise: comparison potential coastal inundation maps using static and numerical model for Ibai River, Malaysia case study
title_sort sandy beach responses to sea level rise: comparison potential coastal inundation maps using static and numerical model for ibai river, malaysia case study
publishDate 2023
url http://eprints.utm.my/108137/
http://dx.doi.org/10.1007/978-981-99-3577-2_15
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score 13.250246