Impact of climate change on rainfall over Kerian, Malaysia with Long Ashton Research Station Weather Generator (LARSWG)

General circulation models (GCMs) have been widely used in the climate community, to generate the future climate variation based on the climate scenarios. However, the GCMs’ variables need to be downscaled into a fine resolution before they can be applied for the climate impact assessment. Therefore...

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Main Authors: Harun, Sobri, Hassan, Zulkarnain
Format: Article
Language:English
Published: Penerbit UTM Press 2013
Subjects:
Online Access:http://eprints.utm.my/40355/1/ZulkarnainHassan2013_ImpactofClimateChangeonRainfall.pdf
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author Harun, Sobri
Hassan, Zulkarnain
author_facet Harun, Sobri
Hassan, Zulkarnain
author_sort Harun, Sobri
collection ePrints
description General circulation models (GCMs) have been widely used in the climate community, to generate the future climate variation based on the climate scenarios. However, the GCMs’ variables need to be downscaled into a fine resolution before they can be applied for the climate impact assessment. Therefore, Long Ashton Research Station Weather Generator (LARS-WG), which utilized the Stochastic Weather Generators, is applied. The catchment at Kerian, located at the state of Perak, Malaysia had been chosen as the case study. Based on the LARS-WG simulation result, the rainfall trend is not much different from the present. From January until April and December, the daily rainfall is expected to decrease continuously for every interval future period. From May until November, the decrease of future daily rainfall is expected to happen. The annual rainfall pattern illustrates that the annual rainfall intensity is concentrated on the area at the upper stream of river (Selama and Batu Kurau) and it is expected to increase continuously for every interval future period.
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spelling utm.eprints-403552019-03-25T08:18:50Z http://eprints.utm.my/40355/ Impact of climate change on rainfall over Kerian, Malaysia with Long Ashton Research Station Weather Generator (LARSWG) Harun, Sobri Hassan, Zulkarnain TA Engineering (General). Civil engineering (General) General circulation models (GCMs) have been widely used in the climate community, to generate the future climate variation based on the climate scenarios. However, the GCMs’ variables need to be downscaled into a fine resolution before they can be applied for the climate impact assessment. Therefore, Long Ashton Research Station Weather Generator (LARS-WG), which utilized the Stochastic Weather Generators, is applied. The catchment at Kerian, located at the state of Perak, Malaysia had been chosen as the case study. Based on the LARS-WG simulation result, the rainfall trend is not much different from the present. From January until April and December, the daily rainfall is expected to decrease continuously for every interval future period. From May until November, the decrease of future daily rainfall is expected to happen. The annual rainfall pattern illustrates that the annual rainfall intensity is concentrated on the area at the upper stream of river (Selama and Batu Kurau) and it is expected to increase continuously for every interval future period. Penerbit UTM Press 2013 Article PeerReviewed application/pdf en http://eprints.utm.my/40355/1/ZulkarnainHassan2013_ImpactofClimateChangeonRainfall.pdf Harun, Sobri and Hassan, Zulkarnain (2013) Impact of climate change on rainfall over Kerian, Malaysia with Long Ashton Research Station Weather Generator (LARSWG). Malaysian Journal of Civil Engineering, 25 (1). pp. 33-44. ISSN 1823-7843 https://webcache.googleusercontent.com/search?q=cache:RRnOoMSmKN8J:https://mjce.utm.my/index.php/MJCE/article/view/290+&cd=2&hl=en&ct=clnk&gl=my&client=firefox-b-d
spellingShingle TA Engineering (General). Civil engineering (General)
Harun, Sobri
Hassan, Zulkarnain
Impact of climate change on rainfall over Kerian, Malaysia with Long Ashton Research Station Weather Generator (LARSWG)
title Impact of climate change on rainfall over Kerian, Malaysia with Long Ashton Research Station Weather Generator (LARSWG)
title_full Impact of climate change on rainfall over Kerian, Malaysia with Long Ashton Research Station Weather Generator (LARSWG)
title_fullStr Impact of climate change on rainfall over Kerian, Malaysia with Long Ashton Research Station Weather Generator (LARSWG)
title_full_unstemmed Impact of climate change on rainfall over Kerian, Malaysia with Long Ashton Research Station Weather Generator (LARSWG)
title_short Impact of climate change on rainfall over Kerian, Malaysia with Long Ashton Research Station Weather Generator (LARSWG)
title_sort impact of climate change on rainfall over kerian malaysia with long ashton research station weather generator larswg
topic TA Engineering (General). Civil engineering (General)
url http://eprints.utm.my/40355/1/ZulkarnainHassan2013_ImpactofClimateChangeonRainfall.pdf
work_keys_str_mv AT harunsobri impactofclimatechangeonrainfalloverkerianmalaysiawithlongashtonresearchstationweathergeneratorlarswg
AT hassanzulkarnain impactofclimatechangeonrainfalloverkerianmalaysiawithlongashtonresearchstationweathergeneratorlarswg