Evaluating freshwater lens morphology affected by seawater intrusion using chemistry-resistivity integrated technique: a case study of two different land covers in Carey Island, Malaysia

Freshwater lenses are vital to small island communities but are susceptible to seawater intrusion due to the physical changes in the shoreline land cover. The effect of seawater intrusion and irrigation water on a coastal unconfined aquifer beneath naturally preserved mangrove and deforested ma...

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Main Authors: Tajul Baharuddin, M. F., Othman, A. R., Taib, S., Hashim, R., Zainal Abidin, M. H., Radzuan, M. A.
Format: Article
Language:English
Published: 2013
Subjects:
Online Access:http://eprints.uthm.edu.my/7993/1/J3625_50fe727a91d1f958b2de96660faaee78.pdf
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author Tajul Baharuddin, M. F.
Othman, A. R.
Taib, S.
Hashim, R.
Zainal Abidin, M. H.
Radzuan, M. A.
author_facet Tajul Baharuddin, M. F.
Othman, A. R.
Taib, S.
Hashim, R.
Zainal Abidin, M. H.
Radzuan, M. A.
author_sort Tajul Baharuddin, M. F.
collection UTHM
description Freshwater lenses are vital to small island communities but are susceptible to seawater intrusion due to the physical changes in the shoreline land cover. The effect of seawater intrusion and irrigation water on a coastal unconfined aquifer beneath naturally preserved mangrove and deforested mangrove-barren belt was investigated in Carey Island. Analysis of the total dissolved solids (TDS) and earth resistivity (ER) using a geochem�istry-electrical integrated technique gave a TDS–ER rela�tionship capable of predicting freshwater lens morphology affected by sea-irrigation water. The study result shows freshwater was fourfold thicker in close proximity of the mangrove forest than the mangrove barren area; the further the shoreline from the mangrove thickest section, the less vulnerable was the seawater intrusion and the more fresh the irrigation water, and hence the greater the freshwater availability potential.
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spelling uthm.eprints-79932022-11-13T07:21:45Z http://eprints.uthm.edu.my/7993/ Evaluating freshwater lens morphology affected by seawater intrusion using chemistry-resistivity integrated technique: a case study of two different land covers in Carey Island, Malaysia Tajul Baharuddin, M. F. Othman, A. R. Taib, S. Hashim, R. Zainal Abidin, M. H. Radzuan, M. A. T Technology (General) Freshwater lenses are vital to small island communities but are susceptible to seawater intrusion due to the physical changes in the shoreline land cover. The effect of seawater intrusion and irrigation water on a coastal unconfined aquifer beneath naturally preserved mangrove and deforested mangrove-barren belt was investigated in Carey Island. Analysis of the total dissolved solids (TDS) and earth resistivity (ER) using a geochem�istry-electrical integrated technique gave a TDS–ER rela�tionship capable of predicting freshwater lens morphology affected by sea-irrigation water. The study result shows freshwater was fourfold thicker in close proximity of the mangrove forest than the mangrove barren area; the further the shoreline from the mangrove thickest section, the less vulnerable was the seawater intrusion and the more fresh the irrigation water, and hence the greater the freshwater availability potential. 2013 Article PeerReviewed text en http://eprints.uthm.edu.my/7993/1/J3625_50fe727a91d1f958b2de96660faaee78.pdf Tajul Baharuddin, M. F. and Othman, A. R. and Taib, S. and Hashim, R. and Zainal Abidin, M. H. and Radzuan, M. A. (2013) Evaluating freshwater lens morphology affected by seawater intrusion using chemistry-resistivity integrated technique: a case study of two different land covers in Carey Island, Malaysia. Environ Earth Sci, 69. pp. 2779-2797.
spellingShingle T Technology (General)
Tajul Baharuddin, M. F.
Othman, A. R.
Taib, S.
Hashim, R.
Zainal Abidin, M. H.
Radzuan, M. A.
Evaluating freshwater lens morphology affected by seawater intrusion using chemistry-resistivity integrated technique: a case study of two different land covers in Carey Island, Malaysia
title Evaluating freshwater lens morphology affected by seawater intrusion using chemistry-resistivity integrated technique: a case study of two different land covers in Carey Island, Malaysia
title_full Evaluating freshwater lens morphology affected by seawater intrusion using chemistry-resistivity integrated technique: a case study of two different land covers in Carey Island, Malaysia
title_fullStr Evaluating freshwater lens morphology affected by seawater intrusion using chemistry-resistivity integrated technique: a case study of two different land covers in Carey Island, Malaysia
title_full_unstemmed Evaluating freshwater lens morphology affected by seawater intrusion using chemistry-resistivity integrated technique: a case study of two different land covers in Carey Island, Malaysia
title_short Evaluating freshwater lens morphology affected by seawater intrusion using chemistry-resistivity integrated technique: a case study of two different land covers in Carey Island, Malaysia
title_sort evaluating freshwater lens morphology affected by seawater intrusion using chemistry resistivity integrated technique a case study of two different land covers in carey island malaysia
topic T Technology (General)
url http://eprints.uthm.edu.my/7993/1/J3625_50fe727a91d1f958b2de96660faaee78.pdf
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