Long-term sea level change in the Malaysian seas from multi-mission altimetry data

The long-term sea level change during 1993 to 2008 was investigated in the Malaysian seas from satellite altimetry data of the TOPEX, JASON-1, ERS-1, ERS-2 and ENVISAT missions. Sea level data retrieval and reduction were carried out using the radar altimeter database system (RADS). In RADS data pro...

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Main Authors: Md. Din, Ami Hassan, Mohd. Omar, Kamaludin, Naeije, Marc, Ses, Sahrum
Format: Article
Published: Academic Journals 2012
Subjects:
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author Md. Din, Ami Hassan
Mohd. Omar, Kamaludin
Naeije, Marc
Ses, Sahrum
author_facet Md. Din, Ami Hassan
Mohd. Omar, Kamaludin
Naeije, Marc
Ses, Sahrum
author_sort Md. Din, Ami Hassan
collection ePrints
description The long-term sea level change during 1993 to 2008 was investigated in the Malaysian seas from satellite altimetry data of the TOPEX, JASON-1, ERS-1, ERS-2 and ENVISAT missions. Sea level data retrieval and reduction were carried out using the radar altimeter database system (RADS). In RADS data processing, the 2008 updated environmental and geophysical corrections were applied. Six 1° × 1° areas were chosen for the altimetry data comparison and to find the best ocean tide model for the Malaysian seas, where the altimeter tracks are nearby tide gauge locations. Similarity in the patterns of sea level variations indicates good agreement between tide gauge and altimetry data when using the FES2004 ocean tide model. It also shows that altimetry data is perfectly suited to investigate long-term sea level change in the Malaysian seas. Here, sea level variations for four areas in the Malaysian seas have been investigated using 15 years of altimetry data. The altimeter sea level time series revealed that since 1993, the mean sea level in Malaysian seas has been rising at a geographically-dependent rate varying from 1.4 to 4.1 mm/yr. This kind of information is important for studying environmental issues related to flood investigations and global warming especially for an area that until now have not gotten much attention from the altimeter science community.
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spelling utm.eprints-471642020-02-29T13:19:09Z http://eprints.utm.my/47164/ Long-term sea level change in the Malaysian seas from multi-mission altimetry data Md. Din, Ami Hassan Mohd. Omar, Kamaludin Naeije, Marc Ses, Sahrum Q Science The long-term sea level change during 1993 to 2008 was investigated in the Malaysian seas from satellite altimetry data of the TOPEX, JASON-1, ERS-1, ERS-2 and ENVISAT missions. Sea level data retrieval and reduction were carried out using the radar altimeter database system (RADS). In RADS data processing, the 2008 updated environmental and geophysical corrections were applied. Six 1° × 1° areas were chosen for the altimetry data comparison and to find the best ocean tide model for the Malaysian seas, where the altimeter tracks are nearby tide gauge locations. Similarity in the patterns of sea level variations indicates good agreement between tide gauge and altimetry data when using the FES2004 ocean tide model. It also shows that altimetry data is perfectly suited to investigate long-term sea level change in the Malaysian seas. Here, sea level variations for four areas in the Malaysian seas have been investigated using 15 years of altimetry data. The altimeter sea level time series revealed that since 1993, the mean sea level in Malaysian seas has been rising at a geographically-dependent rate varying from 1.4 to 4.1 mm/yr. This kind of information is important for studying environmental issues related to flood investigations and global warming especially for an area that until now have not gotten much attention from the altimeter science community. Academic Journals 2012 Article PeerReviewed Md. Din, Ami Hassan and Mohd. Omar, Kamaludin and Naeije, Marc and Ses, Sahrum (2012) Long-term sea level change in the Malaysian seas from multi-mission altimetry data. International Journal of the Physical Sciences, 7 (10). pp. 1694-1712. ISSN 1992-1950 https://academicjournals.org/journal/IJPS/article-abstract/F48ED7935616
spellingShingle Q Science
Md. Din, Ami Hassan
Mohd. Omar, Kamaludin
Naeije, Marc
Ses, Sahrum
Long-term sea level change in the Malaysian seas from multi-mission altimetry data
title Long-term sea level change in the Malaysian seas from multi-mission altimetry data
title_full Long-term sea level change in the Malaysian seas from multi-mission altimetry data
title_fullStr Long-term sea level change in the Malaysian seas from multi-mission altimetry data
title_full_unstemmed Long-term sea level change in the Malaysian seas from multi-mission altimetry data
title_short Long-term sea level change in the Malaysian seas from multi-mission altimetry data
title_sort long term sea level change in the malaysian seas from multi mission altimetry data
topic Q Science
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AT mohdomarkamaludin longtermsealevelchangeinthemalaysianseasfrommultimissionaltimetrydata
AT naeijemarc longtermsealevelchangeinthemalaysianseasfrommultimissionaltimetrydata
AT sessahrum longtermsealevelchangeinthemalaysianseasfrommultimissionaltimetrydata