Natural disasters and population mobility in Bangladesh

The consequences of environmental change for human migration have gained increasing attention in the context of climate change and recent large-scale natural disasters, but as yet relatively few large-scale and quantitative studies have addressed this issue. We investigate the consequences of climat...

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Main Authors: Gray, Clark L., Mueller, Valerie
Format: Journal Article
Language:Inglés
Published: Proceedings of the National Academy of Sciences 2012
Subjects:
Online Access:https://hdl.handle.net/10568/153068
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author Gray, Clark L.
Mueller, Valerie
author_browse Gray, Clark L.
Mueller, Valerie
author_facet Gray, Clark L.
Mueller, Valerie
author_sort Gray, Clark L.
collection Repository of Agricultural Research Outputs (CGSpace)
description The consequences of environmental change for human migration have gained increasing attention in the context of climate change and recent large-scale natural disasters, but as yet relatively few large-scale and quantitative studies have addressed this issue. We investigate the consequences of climate-related natural disasters for long-term population mobility in rural Bangladesh, a region particularly vulnerable to environmental change, using longitudinal survey data from 1,700 households spanning a 15-y period. Multivariate event history models are used to estimate the effects of flooding and crop failures on local population mobility and long-distance migration while controlling for a large set of potential confounders at various scales. The results indicate that flooding has modest effects on mobility that are most visible at moderate intensities and for women and the poor. However, crop failures unrelated to flooding have strong effects on mobility in which households that are not directly affected but live in severely affected areas are the most likely to move. These results point toward an alternate paradigm of disaster-induced mobility that recognizes the significant barriers to migration for vulnerable households as well their substantial local adaptive capacity.
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spelling CGSpace1530682024-11-15T08:53:01Z Natural disasters and population mobility in Bangladesh Gray, Clark L. Mueller, Valerie migration natural disasters resilience environmental migrants internally displaced persons The consequences of environmental change for human migration have gained increasing attention in the context of climate change and recent large-scale natural disasters, but as yet relatively few large-scale and quantitative studies have addressed this issue. We investigate the consequences of climate-related natural disasters for long-term population mobility in rural Bangladesh, a region particularly vulnerable to environmental change, using longitudinal survey data from 1,700 households spanning a 15-y period. Multivariate event history models are used to estimate the effects of flooding and crop failures on local population mobility and long-distance migration while controlling for a large set of potential confounders at various scales. The results indicate that flooding has modest effects on mobility that are most visible at moderate intensities and for women and the poor. However, crop failures unrelated to flooding have strong effects on mobility in which households that are not directly affected but live in severely affected areas are the most likely to move. These results point toward an alternate paradigm of disaster-induced mobility that recognizes the significant barriers to migration for vulnerable households as well their substantial local adaptive capacity. 2012-04-17 2024-10-01T13:55:35Z 2024-10-01T13:55:35Z Journal Article https://hdl.handle.net/10568/153068 en Open Access Proceedings of the National Academy of Sciences Gray, Clark L.; Mueller, Valerie 2012. Natural disasters and population mobility in Bangladesh. Proceedings of the National Academy of Sciences of the United States of America (PNAS) 109(16): 6000-6005
spellingShingle migration
natural disasters
resilience
environmental migrants
internally displaced persons
Gray, Clark L.
Mueller, Valerie
Natural disasters and population mobility in Bangladesh
title Natural disasters and population mobility in Bangladesh
title_full Natural disasters and population mobility in Bangladesh
title_fullStr Natural disasters and population mobility in Bangladesh
title_full_unstemmed Natural disasters and population mobility in Bangladesh
title_short Natural disasters and population mobility in Bangladesh
title_sort natural disasters and population mobility in bangladesh
topic migration
natural disasters
resilience
environmental migrants
internally displaced persons
url https://hdl.handle.net/10568/153068
work_keys_str_mv AT grayclarkl naturaldisastersandpopulationmobilityinbangladesh
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