Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco
- Autores
- Semper Pascual, Asunción; Macchi, Leandro; Sabatini, Francesco Maria; Decarre, Julieta; Baumann, Matthias; Blendinger, Pedro Gerardo; Gomez Valencia, Bibiana; Mastrangelo, Matias Enrique; Kuemmerle, Tobias
- Año de publicación
- 2018
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Habitat loss is the primary cause of local extinctions. Yet, there is considerable uncertainty regarding how fast species respond to habitat loss, and how time-delayed responses vary in space. We focused on the Argentine Dry Chaco (c. 32 million ha), a global deforestation hotspot, and tested for time-delayed response of bird and mammal communities to landscape transformation. We quantified the magnitude of extinction debt by modelling contemporary species richness as a function of either contemporary or past (2000 and 1985) landscape patterns. We then used these models to map communities' extinction debt. We found strong evidence for an extinction debt: landscape structure from 2000 explained contemporary species richness of birds and mammals better than contemporary and 1985 landscapes. This suggests time-delayed responses between 10 and 25 years. Extinction debt was especially strong for forest specialists. Projecting our models across the Chaco highlighted areas where future local extinctions due to unpaid extinction debt are likely. Areas recently converted to agriculture had highest extinction debt, regardless of the post-conversion land use. Few local extinctions were predicted in areas with remaining larger forest patches. Synthesis and applications. The evidence for an unpaid extinction debt in the Argentine Dry Chaco provides a substantial window of opportunity for averting local biodiversity losses. However, this window may close rapidly if conservation activities such as habitat restoration are not implemented swiftly. Our extinction debt maps highlight areas where such conservation activities should be implemented.
Fil: Semper Pascual, Asunción. Universität zu Berlin; Alemania
Fil: Macchi, Leandro. Universidad Nacional de Tucumán. Instituto de Ecología Regional. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Instituto de Ecología Regional; Argentina. Universität zu Berlin; Alemania
Fil: Sabatini, Francesco Maria. Universität zu Berlin; Alemania
Fil: Decarre, Julieta. Instituto Nacional de Tecnología Agropecuaria. Centro de Investigación de Recursos Naturales. Instituto de Recursos Biológicos; Argentina
Fil: Baumann, Matthias. Universität zu Berlin; Alemania
Fil: Blendinger, Pedro Gerardo. Universidad Nacional de Tucumán. Instituto de Ecología Regional. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Instituto de Ecología Regional; Argentina
Fil: Gomez Valencia, Bibiana. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina
Fil: Mastrangelo, Matias Enrique. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata; Argentina. Universidad Nacional de Mar del Plata; Argentina
Fil: Kuemmerle, Tobias. Universität zu Berlin; Alemania - Materia
-
AGRICULTURAL EXPANSION
BIODIVERSITY LOSS
DEFORESTATION
EXTINCTION DEBT
GRAN CHACO
HABITAT LOSS
LANDSCAPE TRANSFORMATION
RESTORATION
TIME-DELAYED RESPONSES
TROPICAL DRY FOREST - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- Atribución-NoComercial-CompartirIgual 2.5 Argentina (CC BY-NC-SA 2.5 AR)
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/90422
Ver los metadatos del registro completo
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Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American ChacoSemper Pascual, AsunciónMacchi, LeandroSabatini, Francesco MariaDecarre, JulietaBaumann, MatthiasBlendinger, Pedro GerardoGomez Valencia, BibianaMastrangelo, Matias EnriqueKuemmerle, TobiasAGRICULTURAL EXPANSIONBIODIVERSITY LOSSDEFORESTATIONEXTINCTION DEBTGRAN CHACOHABITAT LOSSLANDSCAPE TRANSFORMATIONRESTORATIONTIME-DELAYED RESPONSESTROPICAL DRY FORESThttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1Habitat loss is the primary cause of local extinctions. Yet, there is considerable uncertainty regarding how fast species respond to habitat loss, and how time-delayed responses vary in space. We focused on the Argentine Dry Chaco (c. 32 million ha), a global deforestation hotspot, and tested for time-delayed response of bird and mammal communities to landscape transformation. We quantified the magnitude of extinction debt by modelling contemporary species richness as a function of either contemporary or past (2000 and 1985) landscape patterns. We then used these models to map communities' extinction debt. We found strong evidence for an extinction debt: landscape structure from 2000 explained contemporary species richness of birds and mammals better than contemporary and 1985 landscapes. This suggests time-delayed responses between 10 and 25 years. Extinction debt was especially strong for forest specialists. Projecting our models across the Chaco highlighted areas where future local extinctions due to unpaid extinction debt are likely. Areas recently converted to agriculture had highest extinction debt, regardless of the post-conversion land use. Few local extinctions were predicted in areas with remaining larger forest patches. Synthesis and applications. The evidence for an unpaid extinction debt in the Argentine Dry Chaco provides a substantial window of opportunity for averting local biodiversity losses. However, this window may close rapidly if conservation activities such as habitat restoration are not implemented swiftly. Our extinction debt maps highlight areas where such conservation activities should be implemented.Fil: Semper Pascual, Asunción. Universität zu Berlin; AlemaniaFil: Macchi, Leandro. Universidad Nacional de Tucumán. Instituto de Ecología Regional. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Instituto de Ecología Regional; Argentina. Universität zu Berlin; AlemaniaFil: Sabatini, Francesco Maria. Universität zu Berlin; AlemaniaFil: Decarre, Julieta. Instituto Nacional de Tecnología Agropecuaria. Centro de Investigación de Recursos Naturales. Instituto de Recursos Biológicos; ArgentinaFil: Baumann, Matthias. Universität zu Berlin; AlemaniaFil: Blendinger, Pedro Gerardo. Universidad Nacional de Tucumán. Instituto de Ecología Regional. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Instituto de Ecología Regional; ArgentinaFil: Gomez Valencia, Bibiana. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; ArgentinaFil: Mastrangelo, Matias Enrique. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata; Argentina. Universidad Nacional de Mar del Plata; ArgentinaFil: Kuemmerle, Tobias. Universität zu Berlin; AlemaniaWiley Blackwell Publishing, Inc2018-05info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/90422Semper Pascual, Asunción; Macchi, Leandro; Sabatini, Francesco Maria; Decarre, Julieta; Baumann, Matthias; et al.; Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco; Wiley Blackwell Publishing, Inc; Journal of Applied Ecology; 55; 3; 5-2018; 1218-12290021-8901CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://besjournals.onlinelibrary.wiley.com/doi/abs/10.1111/1365-2664.13074info:eu-repo/semantics/altIdentifier/doi/10.1111/1365-2664.13074info:eu-repo/semantics/openAccessAtribución-NoComercial-CompartirIgual 2.5 Argentina (CC BY-NC-SA 2.5 AR)https://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:36:56Zoai:ri.conicet.gov.ar:11336/90422instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:36:56.241CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco |
title |
Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco |
spellingShingle |
Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco Semper Pascual, Asunción AGRICULTURAL EXPANSION BIODIVERSITY LOSS DEFORESTATION EXTINCTION DEBT GRAN CHACO HABITAT LOSS LANDSCAPE TRANSFORMATION RESTORATION TIME-DELAYED RESPONSES TROPICAL DRY FOREST |
title_short |
Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco |
title_full |
Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco |
title_fullStr |
Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco |
title_full_unstemmed |
Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco |
title_sort |
Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco |
dc.creator.none.fl_str_mv |
Semper Pascual, Asunción Macchi, Leandro Sabatini, Francesco Maria Decarre, Julieta Baumann, Matthias Blendinger, Pedro Gerardo Gomez Valencia, Bibiana Mastrangelo, Matias Enrique Kuemmerle, Tobias |
author |
Semper Pascual, Asunción |
author_facet |
Semper Pascual, Asunción Macchi, Leandro Sabatini, Francesco Maria Decarre, Julieta Baumann, Matthias Blendinger, Pedro Gerardo Gomez Valencia, Bibiana Mastrangelo, Matias Enrique Kuemmerle, Tobias |
author_role |
author |
author2 |
Macchi, Leandro Sabatini, Francesco Maria Decarre, Julieta Baumann, Matthias Blendinger, Pedro Gerardo Gomez Valencia, Bibiana Mastrangelo, Matias Enrique Kuemmerle, Tobias |
author2_role |
author author author author author author author author |
dc.subject.none.fl_str_mv |
AGRICULTURAL EXPANSION BIODIVERSITY LOSS DEFORESTATION EXTINCTION DEBT GRAN CHACO HABITAT LOSS LANDSCAPE TRANSFORMATION RESTORATION TIME-DELAYED RESPONSES TROPICAL DRY FOREST |
topic |
AGRICULTURAL EXPANSION BIODIVERSITY LOSS DEFORESTATION EXTINCTION DEBT GRAN CHACO HABITAT LOSS LANDSCAPE TRANSFORMATION RESTORATION TIME-DELAYED RESPONSES TROPICAL DRY FOREST |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.6 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
Habitat loss is the primary cause of local extinctions. Yet, there is considerable uncertainty regarding how fast species respond to habitat loss, and how time-delayed responses vary in space. We focused on the Argentine Dry Chaco (c. 32 million ha), a global deforestation hotspot, and tested for time-delayed response of bird and mammal communities to landscape transformation. We quantified the magnitude of extinction debt by modelling contemporary species richness as a function of either contemporary or past (2000 and 1985) landscape patterns. We then used these models to map communities' extinction debt. We found strong evidence for an extinction debt: landscape structure from 2000 explained contemporary species richness of birds and mammals better than contemporary and 1985 landscapes. This suggests time-delayed responses between 10 and 25 years. Extinction debt was especially strong for forest specialists. Projecting our models across the Chaco highlighted areas where future local extinctions due to unpaid extinction debt are likely. Areas recently converted to agriculture had highest extinction debt, regardless of the post-conversion land use. Few local extinctions were predicted in areas with remaining larger forest patches. Synthesis and applications. The evidence for an unpaid extinction debt in the Argentine Dry Chaco provides a substantial window of opportunity for averting local biodiversity losses. However, this window may close rapidly if conservation activities such as habitat restoration are not implemented swiftly. Our extinction debt maps highlight areas where such conservation activities should be implemented. Fil: Semper Pascual, Asunción. Universität zu Berlin; Alemania Fil: Macchi, Leandro. Universidad Nacional de Tucumán. Instituto de Ecología Regional. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Instituto de Ecología Regional; Argentina. Universität zu Berlin; Alemania Fil: Sabatini, Francesco Maria. Universität zu Berlin; Alemania Fil: Decarre, Julieta. Instituto Nacional de Tecnología Agropecuaria. Centro de Investigación de Recursos Naturales. Instituto de Recursos Biológicos; Argentina Fil: Baumann, Matthias. Universität zu Berlin; Alemania Fil: Blendinger, Pedro Gerardo. Universidad Nacional de Tucumán. Instituto de Ecología Regional. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Instituto de Ecología Regional; Argentina Fil: Gomez Valencia, Bibiana. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina Fil: Mastrangelo, Matias Enrique. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata; Argentina. Universidad Nacional de Mar del Plata; Argentina Fil: Kuemmerle, Tobias. Universität zu Berlin; Alemania |
description |
Habitat loss is the primary cause of local extinctions. Yet, there is considerable uncertainty regarding how fast species respond to habitat loss, and how time-delayed responses vary in space. We focused on the Argentine Dry Chaco (c. 32 million ha), a global deforestation hotspot, and tested for time-delayed response of bird and mammal communities to landscape transformation. We quantified the magnitude of extinction debt by modelling contemporary species richness as a function of either contemporary or past (2000 and 1985) landscape patterns. We then used these models to map communities' extinction debt. We found strong evidence for an extinction debt: landscape structure from 2000 explained contemporary species richness of birds and mammals better than contemporary and 1985 landscapes. This suggests time-delayed responses between 10 and 25 years. Extinction debt was especially strong for forest specialists. Projecting our models across the Chaco highlighted areas where future local extinctions due to unpaid extinction debt are likely. Areas recently converted to agriculture had highest extinction debt, regardless of the post-conversion land use. Few local extinctions were predicted in areas with remaining larger forest patches. Synthesis and applications. The evidence for an unpaid extinction debt in the Argentine Dry Chaco provides a substantial window of opportunity for averting local biodiversity losses. However, this window may close rapidly if conservation activities such as habitat restoration are not implemented swiftly. Our extinction debt maps highlight areas where such conservation activities should be implemented. |
publishDate |
2018 |
dc.date.none.fl_str_mv |
2018-05 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/90422 Semper Pascual, Asunción; Macchi, Leandro; Sabatini, Francesco Maria; Decarre, Julieta; Baumann, Matthias; et al.; Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco; Wiley Blackwell Publishing, Inc; Journal of Applied Ecology; 55; 3; 5-2018; 1218-1229 0021-8901 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/90422 |
identifier_str_mv |
Semper Pascual, Asunción; Macchi, Leandro; Sabatini, Francesco Maria; Decarre, Julieta; Baumann, Matthias; et al.; Mapping extinction debt highlights conservation opportunities for birds and mammals in the South American Chaco; Wiley Blackwell Publishing, Inc; Journal of Applied Ecology; 55; 3; 5-2018; 1218-1229 0021-8901 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/https://besjournals.onlinelibrary.wiley.com/doi/abs/10.1111/1365-2664.13074 info:eu-repo/semantics/altIdentifier/doi/10.1111/1365-2664.13074 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess Atribución-NoComercial-CompartirIgual 2.5 Argentina (CC BY-NC-SA 2.5 AR) https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
Atribución-NoComercial-CompartirIgual 2.5 Argentina (CC BY-NC-SA 2.5 AR) https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Wiley Blackwell Publishing, Inc |
publisher.none.fl_str_mv |
Wiley Blackwell Publishing, Inc |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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