Climate Immobility Traps
The complex relationship between climate shocks, migration, and adaptation hampers a rigorous understanding of the heterogeneous mobility outcomes of farm households exposed to climate risk. To unpack this heterogeneity, the analysis combines longitudinal multi-topic household survey data from Nigeria with a causal machine learning approach, tailored to a conceptual framework bridging economic migration theory and the poverty traps literature. The results show that pre-shock asset levels, in situ adaptive capacity, and cumulative shock exposure drive not just the magnitude but also the sign of the impact of agriculture-relevant weather anomalies on the mobility outcomes of farming households. While local adaptation acts as a substitute for migration, the roles played by wealth constraints and repeated shock exposure suggest the presence of climate-induced immobility traps.
Main Authors: | , , |
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Format: | Working Paper biblioteca |
Language: | English en_US |
Published: |
Washington, DC: World Bank
2024-03-19
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Subjects: | CLIMATE MIGRATION, IMMOBILITY TRAPS, ADAPTATION, CAUSAL FORESTS, HOUSEHOLD DATA, |
Online Access: | http://documents.worldbank.org/curated/en/099733203182440391/IDU1ff17bb7c1820d14ea71b1a41f7b756657814 https://hdl.handle.net/10986/41209 |
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Summary: | The complex relationship between
climate shocks, migration, and adaptation hampers a rigorous
understanding of the heterogeneous mobility outcomes of farm
households exposed to climate risk. To unpack this
heterogeneity, the analysis combines longitudinal
multi-topic household survey data from Nigeria with a causal
machine learning approach, tailored to a conceptual
framework bridging economic migration theory and the poverty
traps literature. The results show that pre-shock asset
levels, in situ adaptive capacity, and cumulative shock
exposure drive not just the magnitude but also the sign of
the impact of agriculture-relevant weather anomalies on the
mobility outcomes of farming households. While local
adaptation acts as a substitute for migration, the roles
played by wealth constraints and repeated shock exposure
suggest the presence of climate-induced immobility traps. |
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