Assessment of Beach Erosion Vulnerability in the Province of Valencia, Spain

This research analyses beach vulnerability to erosion along the coast of Valencia province, Spain. The Coastal Vulnerability Index (CVI) is used to assess vulnerability, considering the following variables: beach width, beach erosion/accretion rate, dune width, wave height, relative coastal flood le...

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Main Authors: Pablo Ortiz, Isabel López, José Ignacio Pagán
Format: Article
Language:English
Published: MDPI AG 2024-11-01
Series:Journal of Marine Science and Engineering
Subjects:
Online Access:https://www.mdpi.com/2077-1312/12/12/2111
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author Pablo Ortiz
Isabel López
José Ignacio Pagán
author_facet Pablo Ortiz
Isabel López
José Ignacio Pagán
author_sort Pablo Ortiz
collection DOAJ
description This research analyses beach vulnerability to erosion along the coast of Valencia province, Spain. The Coastal Vulnerability Index (CVI) is used to assess vulnerability, considering the following variables: beach width, beach erosion/accretion rate, dune width, wave height, relative coastal flood level, submerged vegetation, upper depth limit of submerged vegetation, and percentage of vegetated dune. The results show that vulnerability varies significantly along the coast. The vulnerability assessment revealed that 26.9% of the coastal sections were classified as having very low susceptibility to erosion, 34.5% as low, 22.3% as moderate, 12% as high, and 4.3% as very high. Urbanized areas with reduced dunes are more vulnerable than natural areas with wide beaches and well-developed dunes. The study highlights and discusses limitations of the CVI method and suggests using the mean instead of the square root to calculate the overall vulnerability index due to the influence of one single variable in this formula. It is concluded that natural areas characterized by the presence of dunes exhibit a diminished vulnerability to erosion when compared to highly urbanized regions devoid of dunes and marine vegetation.
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spelling doaj-art-e6ff3ddf02284e93ba4145ba68a5b11a2024-12-27T14:32:59ZengMDPI AGJournal of Marine Science and Engineering2077-13122024-11-011212211110.3390/jmse12122111Assessment of Beach Erosion Vulnerability in the Province of Valencia, SpainPablo Ortiz0Isabel López1José Ignacio Pagán2Department of Civil Engineering, University of Alicante, 03690 San Vicente del Raspeig, SpainDepartment of Civil Engineering, University of Alicante, 03690 San Vicente del Raspeig, SpainDepartment of Civil Engineering, University of Alicante, 03690 San Vicente del Raspeig, SpainThis research analyses beach vulnerability to erosion along the coast of Valencia province, Spain. The Coastal Vulnerability Index (CVI) is used to assess vulnerability, considering the following variables: beach width, beach erosion/accretion rate, dune width, wave height, relative coastal flood level, submerged vegetation, upper depth limit of submerged vegetation, and percentage of vegetated dune. The results show that vulnerability varies significantly along the coast. The vulnerability assessment revealed that 26.9% of the coastal sections were classified as having very low susceptibility to erosion, 34.5% as low, 22.3% as moderate, 12% as high, and 4.3% as very high. Urbanized areas with reduced dunes are more vulnerable than natural areas with wide beaches and well-developed dunes. The study highlights and discusses limitations of the CVI method and suggests using the mean instead of the square root to calculate the overall vulnerability index due to the influence of one single variable in this formula. It is concluded that natural areas characterized by the presence of dunes exhibit a diminished vulnerability to erosion when compared to highly urbanized regions devoid of dunes and marine vegetation.https://www.mdpi.com/2077-1312/12/12/2111beach erosionCoastal Vulnerability IndexCVIValencia coastflood levelsubmerged vegetation
spellingShingle Pablo Ortiz
Isabel López
José Ignacio Pagán
Assessment of Beach Erosion Vulnerability in the Province of Valencia, Spain
Journal of Marine Science and Engineering
beach erosion
Coastal Vulnerability Index
CVI
Valencia coast
flood level
submerged vegetation
title Assessment of Beach Erosion Vulnerability in the Province of Valencia, Spain
title_full Assessment of Beach Erosion Vulnerability in the Province of Valencia, Spain
title_fullStr Assessment of Beach Erosion Vulnerability in the Province of Valencia, Spain
title_full_unstemmed Assessment of Beach Erosion Vulnerability in the Province of Valencia, Spain
title_short Assessment of Beach Erosion Vulnerability in the Province of Valencia, Spain
title_sort assessment of beach erosion vulnerability in the province of valencia spain
topic beach erosion
Coastal Vulnerability Index
CVI
Valencia coast
flood level
submerged vegetation
url https://www.mdpi.com/2077-1312/12/12/2111
work_keys_str_mv AT pabloortiz assessmentofbeacherosionvulnerabilityintheprovinceofvalenciaspain
AT isabellopez assessmentofbeacherosionvulnerabilityintheprovinceofvalenciaspain
AT joseignaciopagan assessmentofbeacherosionvulnerabilityintheprovinceofvalenciaspain