Vulnerability of cocoa-based agroforestry systems to climate change in West Africa

Previous research indicates that some important cocoa cultivated areas in West Africa will become unsuitable for growing cocoa in the next decades. However, it is not clear if this change will be mirrored by the shade tree species that could be used in cocoa-based agroforestry systems (C-AFS). We ch...

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Main Authors: Ariza-Salamanca, Antonio Jesús, Navarro Cerrillo, Rafael M., Quero Pérez, José L., Gallardo-Armas, Belinda, Crozier, Jayne, Stirling, Clare, Sousa, Kauê de, González Moreno, Pablo
Format: Journal Article
Language:Inglés
Published: Springer 2023
Subjects:
Online Access:https://hdl.handle.net/10568/131092
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author Ariza-Salamanca, Antonio Jesús
Navarro Cerrillo, Rafael M.
Quero Pérez, José L.
Gallardo-Armas, Belinda
Crozier, Jayne
Stirling, Clare
Sousa, Kauê de
González Moreno, Pablo
author_browse Ariza-Salamanca, Antonio Jesús
Crozier, Jayne
Gallardo-Armas, Belinda
González Moreno, Pablo
Navarro Cerrillo, Rafael M.
Quero Pérez, José L.
Sousa, Kauê de
Stirling, Clare
author_facet Ariza-Salamanca, Antonio Jesús
Navarro Cerrillo, Rafael M.
Quero Pérez, José L.
Gallardo-Armas, Belinda
Crozier, Jayne
Stirling, Clare
Sousa, Kauê de
González Moreno, Pablo
author_sort Ariza-Salamanca, Antonio Jesús
collection Repository of Agricultural Research Outputs (CGSpace)
description Previous research indicates that some important cocoa cultivated areas in West Africa will become unsuitable for growing cocoa in the next decades. However, it is not clear if this change will be mirrored by the shade tree species that could be used in cocoa-based agroforestry systems (C-AFS). We characterized current and future patterns of habitat suitability for 38 tree species (including cocoa), using a consensus method for species distribution modelling considering for the first time climatic and soil variables. The models projected an increase of up to 6% of the potential suitable area for cocoa by 2060 compared to its current suitable area in West Africa. Furthermore, the suitable area was highly reduced (14.5%) once considering only available land-use not contributing to deforestation. Regarding shade trees, 50% of the 37 shade tree species modelled will experience a decrease in geographic rate extent by 2040 in West Africa, and 60% by 2060. Hotspots of shade tree species richness overlap the current core cocoa production areas in Ghana and Côte d'Ivoire, suggesting a potential mismatch for the outer areas in West Africa. Our results highlight the importance of transforming cocoa-based agroforestry systems by changing shade tree species composition to adapt this production systems for future climate conditions.
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spelling CGSpace1310922025-11-11T18:55:34Z Vulnerability of cocoa-based agroforestry systems to climate change in West Africa Ariza-Salamanca, Antonio Jesús Navarro Cerrillo, Rafael M. Quero Pérez, José L. Gallardo-Armas, Belinda Crozier, Jayne Stirling, Clare Sousa, Kauê de González Moreno, Pablo theobroma cacao agroforestry systems climate change shade trees models habitat suitability Previous research indicates that some important cocoa cultivated areas in West Africa will become unsuitable for growing cocoa in the next decades. However, it is not clear if this change will be mirrored by the shade tree species that could be used in cocoa-based agroforestry systems (C-AFS). We characterized current and future patterns of habitat suitability for 38 tree species (including cocoa), using a consensus method for species distribution modelling considering for the first time climatic and soil variables. The models projected an increase of up to 6% of the potential suitable area for cocoa by 2060 compared to its current suitable area in West Africa. Furthermore, the suitable area was highly reduced (14.5%) once considering only available land-use not contributing to deforestation. Regarding shade trees, 50% of the 37 shade tree species modelled will experience a decrease in geographic rate extent by 2040 in West Africa, and 60% by 2060. Hotspots of shade tree species richness overlap the current core cocoa production areas in Ghana and Côte d'Ivoire, suggesting a potential mismatch for the outer areas in West Africa. Our results highlight the importance of transforming cocoa-based agroforestry systems by changing shade tree species composition to adapt this production systems for future climate conditions. 2023-06 2023-07-11T13:10:16Z 2023-07-11T13:10:16Z Journal Article https://hdl.handle.net/10568/131092 en Open Access application/pdf Springer Ariza-Salamanca, A.J.; Navarro-Cerrillo, R.M.; Quero-Pérez, J.L.; Gallardo-Armas, B.; Crozier, J.; Stirling, C.; de Sousa, K.; González-Moreno, P. (2023) Vulnerability of cocoa-based agroforestry systems to climate change in West Africa. Scientific Reports 13(1): 10033. ISSN: 2045-2322
spellingShingle theobroma cacao
agroforestry systems
climate change
shade trees
models
habitat suitability
Ariza-Salamanca, Antonio Jesús
Navarro Cerrillo, Rafael M.
Quero Pérez, José L.
Gallardo-Armas, Belinda
Crozier, Jayne
Stirling, Clare
Sousa, Kauê de
González Moreno, Pablo
Vulnerability of cocoa-based agroforestry systems to climate change in West Africa
title Vulnerability of cocoa-based agroforestry systems to climate change in West Africa
title_full Vulnerability of cocoa-based agroforestry systems to climate change in West Africa
title_fullStr Vulnerability of cocoa-based agroforestry systems to climate change in West Africa
title_full_unstemmed Vulnerability of cocoa-based agroforestry systems to climate change in West Africa
title_short Vulnerability of cocoa-based agroforestry systems to climate change in West Africa
title_sort vulnerability of cocoa based agroforestry systems to climate change in west africa
topic theobroma cacao
agroforestry systems
climate change
shade trees
models
habitat suitability
url https://hdl.handle.net/10568/131092
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