Predicting the distribution of plant species from southern South America: are the hotspots of genetic diversity threatened by climate change?

Biodiversity in all its dimensions is being threatened by climate change and the impact of human activities. Genetic diversity is a key dimension of biodiversity underlying adaptation to global changes. Here we assess the impact of climate change on plant genetic diversity in a region located in the...

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Autores principales: Soliani, Carolina, Ceccarelli, Viviana, Lantschner, Maria Victoria, Thomas, Evert, Marchelli, Paula
Formato: info:ar-repo/semantics/artículo
Lenguaje:Inglés
Publicado: Springer 2024
Materias:
Acceso en línea:http://hdl.handle.net/20.500.12123/16707
https://link.springer.com/article/10.1007/s10531-023-02770-0
https://doi.org/10.1007/s10531-023-02770-0
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author Soliani, Carolina
Ceccarelli, Viviana
Lantschner, Maria Victoria
Thomas, Evert
Marchelli, Paula
author_browse Ceccarelli, Viviana
Lantschner, Maria Victoria
Marchelli, Paula
Soliani, Carolina
Thomas, Evert
author_facet Soliani, Carolina
Ceccarelli, Viviana
Lantschner, Maria Victoria
Thomas, Evert
Marchelli, Paula
author_sort Soliani, Carolina
collection INTA Digital
description Biodiversity in all its dimensions is being threatened by climate change and the impact of human activities. Genetic diversity is a key dimension of biodiversity underlying adaptation to global changes. Here we assess the impact of climate change on plant genetic diversity in a region located in the southernmost portion of Argentina and Chile range. We compiled available published research on population genetics of 22 plant species from forests, monte and steppe ecoregions and modelled the impact of future climates on their suitability distributions. Based on our results, 7 out of 22 species are predicted to lose more than 50% of their current suitable areas being the average loss across all species 40% (SSP 126) and 45% (SSP370). Several hotspots where species richness and genetic diversity overlap are located in areas that are predicted to become unsuitable, particularly in northern Patagonia, Argentina. Along the Arid Diagonal, some steppe and monte species are predicted to lose areas. Stable areas, on the other hand, were identified, to the west and south of the Andes, thus offering opportunities to preserve the genetic variants that might be critical for adaptation. Although higher temperatures will be threatening in the future, some of the areas we identify might act as promising natural refuges for southern South America flora, as long as appropriate conservation and management policies of the genetic resources are being implemented.
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spelling INTA167072024-02-20T13:34:00Z Predicting the distribution of plant species from southern South America: are the hotspots of genetic diversity threatened by climate change? Soliani, Carolina Ceccarelli, Viviana Lantschner, Maria Victoria Thomas, Evert Marchelli, Paula Variación Genética Biodiversidad Cambio Climático Organismos Nativos América del Sur Genetic Variation Biodiversity Climate Change Native Organisms South America Especies Nativas Native Species Biodiversity in all its dimensions is being threatened by climate change and the impact of human activities. Genetic diversity is a key dimension of biodiversity underlying adaptation to global changes. Here we assess the impact of climate change on plant genetic diversity in a region located in the southernmost portion of Argentina and Chile range. We compiled available published research on population genetics of 22 plant species from forests, monte and steppe ecoregions and modelled the impact of future climates on their suitability distributions. Based on our results, 7 out of 22 species are predicted to lose more than 50% of their current suitable areas being the average loss across all species 40% (SSP 126) and 45% (SSP370). Several hotspots where species richness and genetic diversity overlap are located in areas that are predicted to become unsuitable, particularly in northern Patagonia, Argentina. Along the Arid Diagonal, some steppe and monte species are predicted to lose areas. Stable areas, on the other hand, were identified, to the west and south of the Andes, thus offering opportunities to preserve the genetic variants that might be critical for adaptation. Although higher temperatures will be threatening in the future, some of the areas we identify might act as promising natural refuges for southern South America flora, as long as appropriate conservation and management policies of the genetic resources are being implemented. EEA Bariloche Fil: Soliani, Carolina. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Bariloche. Instituto de Investigaciones Forestales y Agropecuarias Bariloche; Argentina Fil: Soliani, Carolina. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigaciones Forestales y Agropecuarias Bariloche; Argentina Fil: Ceccarelli, Viviana. Bioversity International; Perú Fil: Ceccarelli, Viviana. University of Leeds. School of Geography. Ecology and Global Change Group; Reino Unido Fil: Lantschner, Maria Victoria. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Bariloche. Instituto de Investigaciones Forestales y Agropecuarias Bariloche; Argentina Fil: Lantschner, Maria Victoria. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigaciones Forestales y Agropecuarias Bariloche; Argentina Fil: Thomas, Evert. Bioversity International; Perú. Fil: Marchelli, Paula. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Bariloche. Instituto de Investigaciones Forestales y Agropecuarias Bariloche; Argentina Fil: Marchelli, Paula. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigaciones Forestales y Agropecuarias Bariloche; Argentina 2024-02-20T13:28:08Z 2024-02-20T13:28:08Z 2024-01 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/16707 https://link.springer.com/article/10.1007/s10531-023-02770-0 0960-3115 1572-9710 https://doi.org/10.1007/s10531-023-02770-0 eng info:eu-repo/semantics/restrictedAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) application/pdf South America .......... (continent) (World) 1000002 Springer Biodiversity and Conservation 33 (2) : 725-757. (February 2024)
spellingShingle Variación Genética
Biodiversidad
Cambio Climático
Organismos Nativos
América del Sur
Genetic Variation
Biodiversity
Climate Change
Native Organisms
South America
Especies Nativas
Native Species
Soliani, Carolina
Ceccarelli, Viviana
Lantschner, Maria Victoria
Thomas, Evert
Marchelli, Paula
Predicting the distribution of plant species from southern South America: are the hotspots of genetic diversity threatened by climate change?
title Predicting the distribution of plant species from southern South America: are the hotspots of genetic diversity threatened by climate change?
title_full Predicting the distribution of plant species from southern South America: are the hotspots of genetic diversity threatened by climate change?
title_fullStr Predicting the distribution of plant species from southern South America: are the hotspots of genetic diversity threatened by climate change?
title_full_unstemmed Predicting the distribution of plant species from southern South America: are the hotspots of genetic diversity threatened by climate change?
title_short Predicting the distribution of plant species from southern South America: are the hotspots of genetic diversity threatened by climate change?
title_sort predicting the distribution of plant species from southern south america are the hotspots of genetic diversity threatened by climate change
topic Variación Genética
Biodiversidad
Cambio Climático
Organismos Nativos
América del Sur
Genetic Variation
Biodiversity
Climate Change
Native Organisms
South America
Especies Nativas
Native Species
url http://hdl.handle.net/20.500.12123/16707
https://link.springer.com/article/10.1007/s10531-023-02770-0
https://doi.org/10.1007/s10531-023-02770-0
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