Coastal erosion risk assessment in the coastal area of Muara Asam Asam, Tanah Laut Regency

Coastal erosion is the process of land erosion in coastal areas due to waves and ocean currents which reduce land and can adversely affect socio-economic activities in coastal areas. Coastal erosion risk assessment in the estuary is a development of previous research, because the erosion and accreti...

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Main Authors: Ghiffari Rizki Adriadi, Armono Haryo Dwito
Format: Article
Language:English
Published: EDP Sciences 2021-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/101/e3sconf_icst2021_01023.pdf
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author Ghiffari Rizki Adriadi
Armono Haryo Dwito
author_facet Ghiffari Rizki Adriadi
Armono Haryo Dwito
author_sort Ghiffari Rizki Adriadi
collection DOAJ
description Coastal erosion is the process of land erosion in coastal areas due to waves and ocean currents which reduce land and can adversely affect socio-economic activities in coastal areas. Coastal erosion risk assessment in the estuary is a development of previous research, because the erosion and accretion processes do not only occur along the shoreline, but also on the side facing river water bodies, due to the confluence of fluvial and marine processes. The landward shift of the shoreline in the Muara Asam Asam coastal area has reached 90 meters in the last 28 years, and has been detrimental because the area is a densely populated area with major economic activities in the fisheries and agriculture sectors. This study aims to determine the coastal erosion risk level zones based on the relationship among vulnerability and consequence parameters, through distance decay weighted based method. The results indicate that Muara Asam Asam has high risk zones of coastal erosion, especially in densely populated residential areas and dry land agriculture on the west side of the estuary, due to the lack of implementation of preventive measures through hard coastal structure and coastal zoning policy to protect socio-economic activities and coastal ecological environments.
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spelling doaj.art-8c0157369cd2476593aa7127ad99a4ab2022-12-21T21:24:16ZengEDP SciencesE3S Web of Conferences2267-12422021-01-013250102310.1051/e3sconf/202132501023e3sconf_icst2021_01023Coastal erosion risk assessment in the coastal area of Muara Asam Asam, Tanah Laut RegencyGhiffari Rizki Adriadi0Armono Haryo Dwito1Department of Development Geography, Faculty of Geography, Universitas Gadjah MadaMarine Engineering Department, Faculty of Marine Technology, Institut Teknologi Sepuluh NopemberCoastal erosion is the process of land erosion in coastal areas due to waves and ocean currents which reduce land and can adversely affect socio-economic activities in coastal areas. Coastal erosion risk assessment in the estuary is a development of previous research, because the erosion and accretion processes do not only occur along the shoreline, but also on the side facing river water bodies, due to the confluence of fluvial and marine processes. The landward shift of the shoreline in the Muara Asam Asam coastal area has reached 90 meters in the last 28 years, and has been detrimental because the area is a densely populated area with major economic activities in the fisheries and agriculture sectors. This study aims to determine the coastal erosion risk level zones based on the relationship among vulnerability and consequence parameters, through distance decay weighted based method. The results indicate that Muara Asam Asam has high risk zones of coastal erosion, especially in densely populated residential areas and dry land agriculture on the west side of the estuary, due to the lack of implementation of preventive measures through hard coastal structure and coastal zoning policy to protect socio-economic activities and coastal ecological environments.https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/101/e3sconf_icst2021_01023.pdf
spellingShingle Ghiffari Rizki Adriadi
Armono Haryo Dwito
Coastal erosion risk assessment in the coastal area of Muara Asam Asam, Tanah Laut Regency
E3S Web of Conferences
title Coastal erosion risk assessment in the coastal area of Muara Asam Asam, Tanah Laut Regency
title_full Coastal erosion risk assessment in the coastal area of Muara Asam Asam, Tanah Laut Regency
title_fullStr Coastal erosion risk assessment in the coastal area of Muara Asam Asam, Tanah Laut Regency
title_full_unstemmed Coastal erosion risk assessment in the coastal area of Muara Asam Asam, Tanah Laut Regency
title_short Coastal erosion risk assessment in the coastal area of Muara Asam Asam, Tanah Laut Regency
title_sort coastal erosion risk assessment in the coastal area of muara asam asam tanah laut regency
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/101/e3sconf_icst2021_01023.pdf
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AT armonoharyodwito coastalerosionriskassessmentinthecoastalareaofmuaraasamasamtanahlautregency