Beach Nourishment as an Adaptation to Future Sandy Beach Loss Owing to Sea-Level Rise in Thailand

A recent study suggested that significant beach loss may take place on the coasts of Thailand by the end of the 21st century as per projections of sea-level rise by the Intergovernmental Panel on Climate Change (IPCC). The present study adapts a framework and provides broad estimations for sand volu...

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Main Authors: Chatuphorn Somphong, Keiko Udo, Sompratana Ritphring, Hiroaki Shirakawa
Format: Article
Language:English
Published: MDPI AG 2020-08-01
Series:Journal of Marine Science and Engineering
Subjects:
Online Access:https://www.mdpi.com/2077-1312/8/9/659
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author Chatuphorn Somphong
Keiko Udo
Sompratana Ritphring
Hiroaki Shirakawa
author_facet Chatuphorn Somphong
Keiko Udo
Sompratana Ritphring
Hiroaki Shirakawa
author_sort Chatuphorn Somphong
collection DOAJ
description A recent study suggested that significant beach loss may take place on the coasts of Thailand by the end of the 21st century as per projections of sea-level rise by the Intergovernmental Panel on Climate Change (IPCC). The present study adapts a framework and provides broad estimations for sand volumes and costs required to apply beach nourishment to each coastal zone in Thailand using a technique based on the Bruun rule assumption. Results indicate that a minimum of USD 2981 million (the best scenario) to a maximum of USD 11,409 million (the worst scenario) would be required to maintain all sandy beaches at their present width. Further, the effect of filling particle size on beach nourishment was analyzed in this study. The cost of beach nourishment ranges between USD 1983 and 14,208 million when considering filling particle size diameters of 0.5 and 0.2 mm. A zonal sand volume map for all 51 sandy beach zones in Thailand was created for use as an overview to help decision makers develop a more feasible adaptation plan to deal with the future sea-level rise for Thailand.
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spelling doaj.art-0b157dac34094ae99ec670146e68e00f2023-11-20T11:28:17ZengMDPI AGJournal of Marine Science and Engineering2077-13122020-08-018965910.3390/jmse8090659Beach Nourishment as an Adaptation to Future Sandy Beach Loss Owing to Sea-Level Rise in ThailandChatuphorn Somphong0Keiko Udo1Sompratana Ritphring2Hiroaki Shirakawa3International Research Institute of Disaster Science, Tohoku University, Miyagi 980-8572, JapanInternational Research Institute of Disaster Science, Tohoku University, Miyagi 980-8572, JapanDepartment of Water Resources Engineering, Kasetsart University, Bangkok 10900, ThailandGraduate School of Environmental Studies, Nagoya University, Aichi 464-8601, JapanA recent study suggested that significant beach loss may take place on the coasts of Thailand by the end of the 21st century as per projections of sea-level rise by the Intergovernmental Panel on Climate Change (IPCC). The present study adapts a framework and provides broad estimations for sand volumes and costs required to apply beach nourishment to each coastal zone in Thailand using a technique based on the Bruun rule assumption. Results indicate that a minimum of USD 2981 million (the best scenario) to a maximum of USD 11,409 million (the worst scenario) would be required to maintain all sandy beaches at their present width. Further, the effect of filling particle size on beach nourishment was analyzed in this study. The cost of beach nourishment ranges between USD 1983 and 14,208 million when considering filling particle size diameters of 0.5 and 0.2 mm. A zonal sand volume map for all 51 sandy beach zones in Thailand was created for use as an overview to help decision makers develop a more feasible adaptation plan to deal with the future sea-level rise for Thailand.https://www.mdpi.com/2077-1312/8/9/659sea-level risesandy beachbeach erosionbeach nourishmentclimate change adaptationThailand
spellingShingle Chatuphorn Somphong
Keiko Udo
Sompratana Ritphring
Hiroaki Shirakawa
Beach Nourishment as an Adaptation to Future Sandy Beach Loss Owing to Sea-Level Rise in Thailand
Journal of Marine Science and Engineering
sea-level rise
sandy beach
beach erosion
beach nourishment
climate change adaptation
Thailand
title Beach Nourishment as an Adaptation to Future Sandy Beach Loss Owing to Sea-Level Rise in Thailand
title_full Beach Nourishment as an Adaptation to Future Sandy Beach Loss Owing to Sea-Level Rise in Thailand
title_fullStr Beach Nourishment as an Adaptation to Future Sandy Beach Loss Owing to Sea-Level Rise in Thailand
title_full_unstemmed Beach Nourishment as an Adaptation to Future Sandy Beach Loss Owing to Sea-Level Rise in Thailand
title_short Beach Nourishment as an Adaptation to Future Sandy Beach Loss Owing to Sea-Level Rise in Thailand
title_sort beach nourishment as an adaptation to future sandy beach loss owing to sea level rise in thailand
topic sea-level rise
sandy beach
beach erosion
beach nourishment
climate change adaptation
Thailand
url https://www.mdpi.com/2077-1312/8/9/659
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AT keikoudo beachnourishmentasanadaptationtofuturesandybeachlossowingtosealevelriseinthailand
AT sompratanaritphring beachnourishmentasanadaptationtofuturesandybeachlossowingtosealevelriseinthailand
AT hiroakishirakawa beachnourishmentasanadaptationtofuturesandybeachlossowingtosealevelriseinthailand