Rehabilitating coastal agriculture and aquaculture after inundation events : spatial analysis of livelihood recovery in post-tsunami Aceh, Indonesia

This paper presents GIS time-series land-use analysis of satellite images to quantify the recovery of rice cultivation and aquaculture following the 2004 Indian Ocean tsunami in coastal communities in Aceh, Indonesia. We supplement this with qualitative data to illustrate the post-disaster challenge...

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Main Authors: Daly, Patrick, Halim, Agus, Nizamuddin, Ardiansyah, Hundlani, Divya, Ho, Ezra, Mahdi, Saiful
Other Authors: Earth Observatory of Singapore
Format: Journal Article
Language:English
Published: 2020
Subjects:
Online Access:https://hdl.handle.net/10356/145267
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author Daly, Patrick
Halim, Agus
Nizamuddin
Ardiansyah
Hundlani, Divya
Ho, Ezra
Mahdi, Saiful
author2 Earth Observatory of Singapore
author_facet Earth Observatory of Singapore
Daly, Patrick
Halim, Agus
Nizamuddin
Ardiansyah
Hundlani, Divya
Ho, Ezra
Mahdi, Saiful
author_sort Daly, Patrick
collection NTU
description This paper presents GIS time-series land-use analysis of satellite images to quantify the recovery of rice cultivation and aquaculture following the 2004 Indian Ocean tsunami in coastal communities in Aceh, Indonesia. We supplement this with qualitative data to illustrate the post-disaster challenges faced by residents, and the extent to which coastal communities have adapted to post-tsunami realities. Our analysis shows that the rehabilitation of rice cultivation and aquaculture in areas inundated by the tsunami has been limited by extensive degradation of land, diversion of labor by tsunami mortality and transition to alternative livelihoods, and re-purposing of rice fields for residential use during the reconstruction phase. This is especially prominent in areas where subsistence activities are not the primary source of livelihood. The Aceh case study shows that social, economic, and environmental factors can be stronger determinants of how coastal livelihoods rebound and change following destructive inundation events than livelihood rehabilitation aid. Additionally, our case study suggests the human impact of coastal hazards can be felt outside the physical extent of inundation.
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spelling ntu-10356/1452672020-12-19T20:10:58Z Rehabilitating coastal agriculture and aquaculture after inundation events : spatial analysis of livelihood recovery in post-tsunami Aceh, Indonesia Daly, Patrick Halim, Agus Nizamuddin Ardiansyah Hundlani, Divya Ho, Ezra Mahdi, Saiful Earth Observatory of Singapore Social sciences::Geography Tsunami Post-disaster Reconstruction This paper presents GIS time-series land-use analysis of satellite images to quantify the recovery of rice cultivation and aquaculture following the 2004 Indian Ocean tsunami in coastal communities in Aceh, Indonesia. We supplement this with qualitative data to illustrate the post-disaster challenges faced by residents, and the extent to which coastal communities have adapted to post-tsunami realities. Our analysis shows that the rehabilitation of rice cultivation and aquaculture in areas inundated by the tsunami has been limited by extensive degradation of land, diversion of labor by tsunami mortality and transition to alternative livelihoods, and re-purposing of rice fields for residential use during the reconstruction phase. This is especially prominent in areas where subsistence activities are not the primary source of livelihood. The Aceh case study shows that social, economic, and environmental factors can be stronger determinants of how coastal livelihoods rebound and change following destructive inundation events than livelihood rehabilitation aid. Additionally, our case study suggests the human impact of coastal hazards can be felt outside the physical extent of inundation. Ministry of Education (MOE) National Research Foundation (NRF) Published version The results in this paper are part of the Aftermath of Aid project, a collaboration between the Earth Observatory of Singapore, the International Centre for Aceh and Indian Ocean Studies, and Syiah Kuala University. This research is supported by the National Research Foundation Singapore, and the Singapore Ministry of Education under the Research Centres of Excellence initiative. This work comprises Earth Observatory of Singapore contribution no. 147. 2020-12-16T04:19:21Z 2020-12-16T04:19:21Z 2017 Journal Article Daly, P., Halim, A., Nizamuddin, Ardiansyah, Hundlani, D., Ho, E., & Mahdi, S. (2017). Rehabilitating coastal agriculture and aquaculture after inundation events : spatial analysis of livelihood recovery in post-tsunami Aceh, Indonesia. Ocean & Coastal Management, 142, 218-232. doi:10.1016/j.ocecoaman.2017.03.027 0964-5691 https://hdl.handle.net/10356/145267 10.1016/j.ocecoaman.2017.03.027 142 218 232 en Ocean & Coastal Management © 2017 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY license(http://creativecommons.org/licenses/by/4.0/). application/pdf
spellingShingle Social sciences::Geography
Tsunami
Post-disaster Reconstruction
Daly, Patrick
Halim, Agus
Nizamuddin
Ardiansyah
Hundlani, Divya
Ho, Ezra
Mahdi, Saiful
Rehabilitating coastal agriculture and aquaculture after inundation events : spatial analysis of livelihood recovery in post-tsunami Aceh, Indonesia
title Rehabilitating coastal agriculture and aquaculture after inundation events : spatial analysis of livelihood recovery in post-tsunami Aceh, Indonesia
title_full Rehabilitating coastal agriculture and aquaculture after inundation events : spatial analysis of livelihood recovery in post-tsunami Aceh, Indonesia
title_fullStr Rehabilitating coastal agriculture and aquaculture after inundation events : spatial analysis of livelihood recovery in post-tsunami Aceh, Indonesia
title_full_unstemmed Rehabilitating coastal agriculture and aquaculture after inundation events : spatial analysis of livelihood recovery in post-tsunami Aceh, Indonesia
title_short Rehabilitating coastal agriculture and aquaculture after inundation events : spatial analysis of livelihood recovery in post-tsunami Aceh, Indonesia
title_sort rehabilitating coastal agriculture and aquaculture after inundation events spatial analysis of livelihood recovery in post tsunami aceh indonesia
topic Social sciences::Geography
Tsunami
Post-disaster Reconstruction
url https://hdl.handle.net/10356/145267
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