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description Publicationkeyboard_double_arrow_right Part of book or chapter of book 2012 FrancePublisher:Centro Agronómico Tropical de Investigación y Enseñanza Authors: Locatelli, Bruno; Imbach, I.;handle: 10568/20724
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Part of book or chapter of book 2010 FrancePublisher:CATIE Authors: Locatelli, Bruno; Kanninen, M.;handle: 10568/20722
Aun con el interés creciente sobre la adaptación al cambio climático, no se han reconocido hasta ahora los vínculos entre adaptación y ecosistemas en las políticas internaciones o nacionales. En este artículo, argumentamos que los vínculos son de dos tipos. Primero, la adaptación es necesaria para los ecosistemas vulnerables al cambio climático. Segundo, los ecosistemas contribuyen a la reducción de la vulnerabilidad de la sociedad y deberían ser integrados en las políticas de adaptación de varios sectores. Estos vínculos entre adaptación y ecosistemas representan desafíos y oportunidades para los actores locales, los tomadores de decisión y los científicos. Muchos ecosistemas van a ser afectados por el cambio climático y las perturbaciones asociadas. Existen observaciones de impactos actuales del cambio climático sobre ecosistemas y muchos estudios muestran lo que podrían ser los impactos futuros. Ya se han propuesto medidas de adaptación para los ecosistemas, como medidas que amortiguan las perturbaciones y otras que facilitan la evolución o la transición del ecosistema. La vulnerabilidad de los ecosistemas trae nuevos desafíos para las poblaciones locales, los científicos y los tomadores de decisión en los sectores públicos, privados o asociativos implicados en el manejo de los ecosistemas. Estos desafíos se refieren a entender la vulnerabilidad de los ecosistemas y sus consecuencias para los actores implicados, definir medidas de adaptación para los ecosistemas, seleccionar y aplicar medidas en un contexto de incertidumbre y diseñar políticas que faciliten los procesos de adaptación de los ecosistemas. Los ecosistemas proveen servicios que contribuyen a reducir la vulnerabilidad de poblaciones y sectores económicos, aun aquellos distantes de los ecosistemas. Los planes de adaptación de estas comunidades o sectores deberían integrar la conservación y manejo sostenible de ecosistemas como una medida de adaptación. Hasta ahora, las políticas de adaptación han tenido generalmente un enfoque sectorial, sin considerar el rol de los ecosistemas en la adaptación de otros sectores. Integrar los ecosistemas en los planes o las políticas de adaptación de la sociedad trae desafíos, por ejemplo, entender y evaluar el rol de los servicios ecosistémicos para la adaptación y crear vínculos institucionales entre los que manejan los ecosistemas y los que se benefician de los servicios. Sin embargo, esta integración representa una oportunidad para la conservación y un manejo más sostenible de los ecosistemas. Esta integración y el interés creciente en la adaptación al cambio climático contribuirán a un mejor reconocimiento del valor de los ecosistemas para el desarrollo sostenible y al planteamiento de políticas de adaptación más sostenibles. (Résumé d'auteur)
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Report 2019 FranceAuthors: Gómez, Lorena; Valdivia, Arely; Martínez, Armando; Rodríguez, Massiel;handle: 10568/106264
El proyecto del Programa de Investigación de CGIAR en Cambio Climático, Agricultura y Seguridad Alimentaria (CCAFS) cuyo objetivo es el desarrollo de capacidades sobre la Agricultura Sostenible Adaptada al Clima (ASAC) en Centroamérica para fortalecer las políticas y la toma de decisiones para las acciones de adaptación y mitigación del cambio climático, presenta un reporte con los avances y logros alcanzados durante el 2019.
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Article 2007 FranceLeguia, Efrain; Locatelli, Bruno; Imbach, Pablo; Alpizar, Francisco; Vignola, Raffaele; Pérez, Carlos J.;add ClaimPlease grant OpenAIRE to access and update your ORCID works.This Research product is the result of merged Research products in OpenAIRE.
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For further information contact us at helpdesk@openaire.eu0 citations 0 popularity Average influence Average impulse Average Powered by BIP!
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Report 2019 FrancePublisher:International Center for Tropical Agriculture Authors: Bunn, Christian; Lundy, Mark M.; Wiegel, Jennifer; Castro-Llanos, Fabio Alexander; +1 AuthorsBunn, Christian; Lundy, Mark M.; Wiegel, Jennifer; Castro-Llanos, Fabio Alexander; Fernández Kolb, Pablo;handle: 10568/103487
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For further information contact us at helpdesk@openaire.eu0 citations 0 popularity Average influence Average impulse Average Powered by BIP!
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Part of book or chapter of book 2016 FrancePublisher:Food and Agriculture Organization of the United Nations (FAO) Authors: Food and Agriculture Organization of the United Nations; Rojas, W.; Pinto, M.; Centre de coopération internationale en recherche agronomique pour le développement; +7 AuthorsFood and Agriculture Organization of the United Nations; Rojas, W.; Pinto, M.; Centre de coopération internationale en recherche agronomique pour le développement; Bioversity International; Alanoca, C.; Gómez Pando Pedro Leon-Lobos, L.G.; Alercia, A.; Diulgheroff, S.; Padulosi, S.; Bazile, Didier;handle: 10568/70603
The chapter provides an overview of the status of ex situ conservation of quinoa genetic resources around the world. it does also introduces its agro-morphological variation through descriptor lists, evaluation and documentation activities. The analysis is complemented by a lessons learnt sharing through a number of international projects focusing on the sustainable conservation and use in Latin America.
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For further information contact us at helpdesk@openaire.eu0 citations 0 popularity Average influence Average impulse Average Powered by BIP!
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Article 2020 FrancePublisher:Alliance of Bioversity International and CIAT Authors: Alliance of Bioversity International and CIAT;handle: 10568/108268
Nuestro planeta enfrenta cuatro crisis mundiales interconectadas: cambio climático, pérdida de la biodiversidad, degradación ambiental y malnutrición. Los sistemas alimentarios son a la vez un determinante importante de estas crisis y una víctima. Estos sistemas pueden, y deben, ser parte de la solución
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For further information contact us at helpdesk@openaire.eu0 citations 0 popularity Average influence Average impulse Average Powered by BIP!
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Part of book or chapter of book 2012 FrancePublisher:Center for International Forestry Research Angelsen, A.; Streck, C.; Peskett, L.; Brown, J.; Luttrell, C.;handle: 10568/20370
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For further information contact us at helpdesk@openaire.eu0 citations 0 popularity Average influence Average impulse Average Powered by BIP!
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Thesis , Doctoral thesis 2012 FrancePublisher:HAL CCSD Authors: Vieira Pak, Manuela;La globalización de la producción de quinua (Chenopodium quinoa) iniciada a partir de los años 80 en el Altiplano Sur de Bolivia, se constituyó en un vector de cambios que generó profundas transformaciones en el sistema agrario de esta región. Estas transformaciones hicieron emerger, entre los actores involucrados en la cadena productiva y quienes se relacionan con ella (científicos, instituciones de desarrollo, tomadores de decisiones), una generalizada preocupación sobre la sostenibilidad de la producción. Dichas inquietudes, centradas principalmente sobre los bajos rendimientos obtenidos por los agricultores, se le han atribuido a la degradación de los suelos, alertando sobre la urgente necesidad de que se modifiquen las prácticas agrícolas mediante diversas innovaciones agrotécnicas. Frente a esta problemática, este estudio analizó las transformaciones agrarias surgidas de la transición de una agricultura de subsistencia a una agricultura de exportación así como los factores de fondo que explican los bajos rendimientos obtenidos por los agricultores. El estudio se apoya sobre diferentes enfoques teóricos (sistemas agrarios, ecología política y teoría de acción colectiva) para analizar las transformaciones descritas a través de diferentes escalas temporal y espacial, desde las trayectorias de vida de algunos agricultores hasta la historia regional de los últimos cuarenta años. Igualmente, se aplicaron diferentes herramientas (entrevistas, observación participante, talleres participativos y juego de roles) en cuatro comunidades representativas y ante actores institucionales en las escalas regional y nacional. Nuestro análisis revela que atribuirle a la degradación de los suelos la baja productividad de los cultivos no posee ningún fundamento científico serio. Esta explicación no toma en consideración las complejas interacciones que se presentan entre los factores ambientales, técnicos, sociales y políticos del sistema. En efecto, este trabajo demuestra en primer lugar, la desadaptación de las prácticas actuales de cultivo a las condiciones agroecológicas de las nuevas zonas de producción así como la insuficiencia de las normas de certificación orgánica para asegurar la sostenibilidad de la producción. En segundo lugar, revela el surgimiento de tensiones sociales vinculadas a las nuevas reglas de acceso y uso de la tierra, en un contexto en el que se presenta un debilitamiento de la gestión comunal en la gestión de los recursos y en el que la movilidad espacial y la pluriactividad caracterizan a la población cultivadora de quinua. Finalmente, demuestra la falta de articulación entre las acciones de investigación y desarrollo y el contexto actual. La degradación de los suelos es un discurso agrotécnico difundido por algunos actores de la cadena productiva. Este discurso oculta los problemas vinculados a la gestión individual y colectiva de los recursos territoriales, profundamente transformados por el auge de la quinua. La construcción de acuerdos colectivos para reconstruir una relación sostenible entre las comunidades y su ambiente debe abordarse desde una visión territorial que toma en cuenta los procesos sociales, institucionales y políticos. La mondialisation de la production de la quinoa (Chenopodium quinoa Willd.), initiée dans les années 80 dans l’Altiplano Sud de la Bolivie, a bouleversé le système agraire de cette région. Parmi les acteurs de la filière (producteurs, organisations professionnelles, importateurs) et ceux qui lui sont associés (gestionnaires, agents de développement, chercheurs), ces changements ont fait émerger des questionnements sur la durabilité de la production, principalement centrés sur une dégradation des sols dont la baisse des rendements agricoles serait l'indicateur le plus fiable. Cette perte de productivité des sols appellerait un changement urgent des pratiques agricoles au sein des communautés rurales, passant notamment par diverses innovations agro-techniques. Cette étude analyse les transformations agraires liées au passage d’une agriculture de subsistance à une agriculture d’exportation, ainsi que les facteurs de fonds qui expliquent les faibles rendements des parcelles. Plus largement, cette étude questionne les modes de gestion actuels des ressources du territoire. Elle s’appuie sur différentes approches (systèmes agraires, écologie politique et théorie de l'action collective) pour analyser ces transformations décrites à travers différentes échelles temporelles et spatiales, depuis le parcours individuel de vie jusqu'à l'histoire régionale des quarante dernières années. Différents outils (réalisation d’entretiens, observation participante, ateliers participatifs et jeux de rôles) ont été utilisés au sein de quatre communautés rurales représentatives et auprès d’acteurs régionaux et nationaux. Notre analyse révèle qu’il n’est pas scientifiquement prouvé que les faibles rendements soient la conséquence de la dégradation des sols. Cette explication néglige les interactions complexes qui existent entre facteurs environnementaux, techniques, sociaux et politiques. En effet ce travail démontre tout d’abord l'inadaptation de certaines pratiques actuelles de culture aux conditions agroécologiques des nouvelles zones de production ainsi que l’insuffisance des normes de certification biologique pour assurer la durabilité de la production. Il signale ensuite l’apparition de tensions liées aux nouvelles formes d’accès et d’usages des terres, dans un contexte où la gestion communautaire des activités agricoles et des ressources foncières s'est progressivement affaiblie, et où la pluriactivité et la mobilité restent des pratiques généralisées parmi les producteurs de quinoa. Il démontre enfin le manque d'articulation entre les actions de recherche et de développement et ce nouveau contexte. La dégradation des sols est un discours agro-technique diffusé par certains acteurs de la filière. Ce discours occulte des enjeux cruciaux liés à la gestion de l’espace et des ressources agricoles. La construction d’accords collectifs pour reconstruire de liens durables entre les communautés et leur environnement doit s’inscrire dans une vision plus large du territoire qui prenne en compte les processus sociaux, institutionnels et politiques. The globalization of quinoa (Chenopodium quinoa) production began in the 1980s in the Southern Highlands of Bolivia. It has generated transformations in the agrarian system of the region questioning the production sustainability. The low quinoa yields experienced by quinoa producers within indigenous communities is a major issue for the different actors of the production chain, scientists, development institutions and policy makers. Today, they mainly attribute it to soil degradation. Consensus that changes in current field-level practices are needed has led to a search for agro-technical innovations. This study analyses the transition from subsistence agriculture to an export-oriented production system, underlying factors that could explain low yields and territorial resource management issues. We use various theoretical frameworks (farming systems, political ecology and collective action) to characterize the changes that occurred at different temporal and spatial scales, from actual producers’ individual life courses to the history of this region for the last forty years. Interviews, participatory observation, workshops and role-playing games were conducted in four rural communities. Results show that explaining low yields by soil degradation has no sound scientific basis. Moreover, this explanation does not take into account the complex interactions that exist between environmental, technical, social and political factors. In fact, this study first shows that actual farming practices are not adapted to the agro-ecological conditions of the new production areas, and that the organic certification norms are not sufficient to ensure the production sustainability. It also stresses the emergence of social tensions related to the new rules of land access and land use, which emerge in a context of weakening of the community’s authorities, of high spatial mobility and of the diversification of activities among the farmers. It finally reveals a disconnection between research and development activities and this new context. Soil degradation is an agro-technical discourse disseminated among market chain actors which hides crucial problems. Rebuilding a sustainable relationship between communities and their environment require collective agreements for land and agricultural resource management, and a broader vision that takes into account social, institutional and political processes.
INRIA a CCSD electro... arrow_drop_down INRIA a CCSD electronic archive serverDoctoral thesis . 2012Data sources: INRIA a CCSD electronic archive serverINRIA a CCSD electronic archive serverDoctoral thesis . 2012Data sources: INRIA a CCSD electronic archive serverMémoires en Sciences de l'Information et de la CommunicationDoctoral thesis . 2012add ClaimPlease grant OpenAIRE to access and update your ORCID works.This Research product is the result of merged Research products in OpenAIRE.
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For further information contact us at helpdesk@openaire.euAccess RoutesGreen 0 citations 0 popularity Average influence Average impulse Average Powered by BIP!
more_vert INRIA a CCSD electro... arrow_drop_down INRIA a CCSD electronic archive serverDoctoral thesis . 2012Data sources: INRIA a CCSD electronic archive serverINRIA a CCSD electronic archive serverDoctoral thesis . 2012Data sources: INRIA a CCSD electronic archive serverMémoires en Sciences de l'Information et de la CommunicationDoctoral thesis . 2012add ClaimPlease grant OpenAIRE to access and update your ORCID works.This Research product is the result of merged Research products in OpenAIRE.
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Report 2022 FranceWiegel, Jennifer; van Wissen, Denise; Lundy, Mark M.; Béné, Christophe; Chege, Christine Gacheri Kiria; Hernandez, Ricardo Alfonso; Achicanoy, Harold A.E.;handle: 10568/126362
Los perfiles de país son más que una simple compilación de indicadores nacionales. Se construyen y diseñan en torno a un marco y una metodología comunes para identificar los puntos críticos de insostenibilidad en los sistemas alimentarios de los países y priorizar las intervenciones a múltiples escalas, para abordarlos mediante acciones e inversiones específicas. Una característica importante de estos perfiles nacionales es que se elaboran juntamente con las principales partes interesadas públicas y privadas de los sistemas alimentarios, quienes participan tanto en la identificación de los datos como en la validación de los resultados y los mensajes clave que surgen. El uso de un marco común ofrece una nueva oportunidad para realizar un análisis comparativo global de las transiciones y transformaciones del sistema alimentario, generando así ideas y lecciones para los responsables de la toma de decisiones no sólo a nivel nacional sino también internacional. Esperamos que estos perfiles contribuyan a los procesos internacionales pertinentes, a raíz de la Cumbre de las Naciones Unidas sobre Sistemas Alimentarios de 2021. El presente perfil del sistema alimentario hondureño está conformado por tres grandes bloques de información: (a) los motores del sistema; (b) los componentes del sistema, y (c) los resultados del sistema.
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description Publicationkeyboard_double_arrow_right Part of book or chapter of book 2012 FrancePublisher:Centro Agronómico Tropical de Investigación y Enseñanza Authors: Locatelli, Bruno; Imbach, I.;handle: 10568/20724
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Part of book or chapter of book 2010 FrancePublisher:CATIE Authors: Locatelli, Bruno; Kanninen, M.;handle: 10568/20722
Aun con el interés creciente sobre la adaptación al cambio climático, no se han reconocido hasta ahora los vínculos entre adaptación y ecosistemas en las políticas internaciones o nacionales. En este artículo, argumentamos que los vínculos son de dos tipos. Primero, la adaptación es necesaria para los ecosistemas vulnerables al cambio climático. Segundo, los ecosistemas contribuyen a la reducción de la vulnerabilidad de la sociedad y deberían ser integrados en las políticas de adaptación de varios sectores. Estos vínculos entre adaptación y ecosistemas representan desafíos y oportunidades para los actores locales, los tomadores de decisión y los científicos. Muchos ecosistemas van a ser afectados por el cambio climático y las perturbaciones asociadas. Existen observaciones de impactos actuales del cambio climático sobre ecosistemas y muchos estudios muestran lo que podrían ser los impactos futuros. Ya se han propuesto medidas de adaptación para los ecosistemas, como medidas que amortiguan las perturbaciones y otras que facilitan la evolución o la transición del ecosistema. La vulnerabilidad de los ecosistemas trae nuevos desafíos para las poblaciones locales, los científicos y los tomadores de decisión en los sectores públicos, privados o asociativos implicados en el manejo de los ecosistemas. Estos desafíos se refieren a entender la vulnerabilidad de los ecosistemas y sus consecuencias para los actores implicados, definir medidas de adaptación para los ecosistemas, seleccionar y aplicar medidas en un contexto de incertidumbre y diseñar políticas que faciliten los procesos de adaptación de los ecosistemas. Los ecosistemas proveen servicios que contribuyen a reducir la vulnerabilidad de poblaciones y sectores económicos, aun aquellos distantes de los ecosistemas. Los planes de adaptación de estas comunidades o sectores deberían integrar la conservación y manejo sostenible de ecosistemas como una medida de adaptación. Hasta ahora, las políticas de adaptación han tenido generalmente un enfoque sectorial, sin considerar el rol de los ecosistemas en la adaptación de otros sectores. Integrar los ecosistemas en los planes o las políticas de adaptación de la sociedad trae desafíos, por ejemplo, entender y evaluar el rol de los servicios ecosistémicos para la adaptación y crear vínculos institucionales entre los que manejan los ecosistemas y los que se benefician de los servicios. Sin embargo, esta integración representa una oportunidad para la conservación y un manejo más sostenible de los ecosistemas. Esta integración y el interés creciente en la adaptación al cambio climático contribuirán a un mejor reconocimiento del valor de los ecosistemas para el desarrollo sostenible y al planteamiento de políticas de adaptación más sostenibles. (Résumé d'auteur)
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For further information contact us at helpdesk@openaire.euAccess RoutesGreen 0 citations 0 popularity Average influence Average impulse Average Powered by BIP!
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Report 2019 FranceAuthors: Gómez, Lorena; Valdivia, Arely; Martínez, Armando; Rodríguez, Massiel;handle: 10568/106264
El proyecto del Programa de Investigación de CGIAR en Cambio Climático, Agricultura y Seguridad Alimentaria (CCAFS) cuyo objetivo es el desarrollo de capacidades sobre la Agricultura Sostenible Adaptada al Clima (ASAC) en Centroamérica para fortalecer las políticas y la toma de decisiones para las acciones de adaptación y mitigación del cambio climático, presenta un reporte con los avances y logros alcanzados durante el 2019.
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Article 2007 FranceLeguia, Efrain; Locatelli, Bruno; Imbach, Pablo; Alpizar, Francisco; Vignola, Raffaele; Pérez, Carlos J.;add ClaimPlease grant OpenAIRE to access and update your ORCID works.This Research product is the result of merged Research products in OpenAIRE.
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Report 2019 FrancePublisher:International Center for Tropical Agriculture Authors: Bunn, Christian; Lundy, Mark M.; Wiegel, Jennifer; Castro-Llanos, Fabio Alexander; +1 AuthorsBunn, Christian; Lundy, Mark M.; Wiegel, Jennifer; Castro-Llanos, Fabio Alexander; Fernández Kolb, Pablo;handle: 10568/103487
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Part of book or chapter of book 2016 FrancePublisher:Food and Agriculture Organization of the United Nations (FAO) Authors: Food and Agriculture Organization of the United Nations; Rojas, W.; Pinto, M.; Centre de coopération internationale en recherche agronomique pour le développement; +7 AuthorsFood and Agriculture Organization of the United Nations; Rojas, W.; Pinto, M.; Centre de coopération internationale en recherche agronomique pour le développement; Bioversity International; Alanoca, C.; Gómez Pando Pedro Leon-Lobos, L.G.; Alercia, A.; Diulgheroff, S.; Padulosi, S.; Bazile, Didier;handle: 10568/70603
The chapter provides an overview of the status of ex situ conservation of quinoa genetic resources around the world. it does also introduces its agro-morphological variation through descriptor lists, evaluation and documentation activities. The analysis is complemented by a lessons learnt sharing through a number of international projects focusing on the sustainable conservation and use in Latin America.
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Article 2020 FrancePublisher:Alliance of Bioversity International and CIAT Authors: Alliance of Bioversity International and CIAT;handle: 10568/108268
Nuestro planeta enfrenta cuatro crisis mundiales interconectadas: cambio climático, pérdida de la biodiversidad, degradación ambiental y malnutrición. Los sistemas alimentarios son a la vez un determinante importante de estas crisis y una víctima. Estos sistemas pueden, y deben, ser parte de la solución
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For further information contact us at helpdesk@openaire.eu0 citations 0 popularity Average influence Average impulse Average Powered by BIP!
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Part of book or chapter of book 2012 FrancePublisher:Center for International Forestry Research Angelsen, A.; Streck, C.; Peskett, L.; Brown, J.; Luttrell, C.;handle: 10568/20370
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Thesis , Doctoral thesis 2012 FrancePublisher:HAL CCSD Authors: Vieira Pak, Manuela;La globalización de la producción de quinua (Chenopodium quinoa) iniciada a partir de los años 80 en el Altiplano Sur de Bolivia, se constituyó en un vector de cambios que generó profundas transformaciones en el sistema agrario de esta región. Estas transformaciones hicieron emerger, entre los actores involucrados en la cadena productiva y quienes se relacionan con ella (científicos, instituciones de desarrollo, tomadores de decisiones), una generalizada preocupación sobre la sostenibilidad de la producción. Dichas inquietudes, centradas principalmente sobre los bajos rendimientos obtenidos por los agricultores, se le han atribuido a la degradación de los suelos, alertando sobre la urgente necesidad de que se modifiquen las prácticas agrícolas mediante diversas innovaciones agrotécnicas. Frente a esta problemática, este estudio analizó las transformaciones agrarias surgidas de la transición de una agricultura de subsistencia a una agricultura de exportación así como los factores de fondo que explican los bajos rendimientos obtenidos por los agricultores. El estudio se apoya sobre diferentes enfoques teóricos (sistemas agrarios, ecología política y teoría de acción colectiva) para analizar las transformaciones descritas a través de diferentes escalas temporal y espacial, desde las trayectorias de vida de algunos agricultores hasta la historia regional de los últimos cuarenta años. Igualmente, se aplicaron diferentes herramientas (entrevistas, observación participante, talleres participativos y juego de roles) en cuatro comunidades representativas y ante actores institucionales en las escalas regional y nacional. Nuestro análisis revela que atribuirle a la degradación de los suelos la baja productividad de los cultivos no posee ningún fundamento científico serio. Esta explicación no toma en consideración las complejas interacciones que se presentan entre los factores ambientales, técnicos, sociales y políticos del sistema. En efecto, este trabajo demuestra en primer lugar, la desadaptación de las prácticas actuales de cultivo a las condiciones agroecológicas de las nuevas zonas de producción así como la insuficiencia de las normas de certificación orgánica para asegurar la sostenibilidad de la producción. En segundo lugar, revela el surgimiento de tensiones sociales vinculadas a las nuevas reglas de acceso y uso de la tierra, en un contexto en el que se presenta un debilitamiento de la gestión comunal en la gestión de los recursos y en el que la movilidad espacial y la pluriactividad caracterizan a la población cultivadora de quinua. Finalmente, demuestra la falta de articulación entre las acciones de investigación y desarrollo y el contexto actual. La degradación de los suelos es un discurso agrotécnico difundido por algunos actores de la cadena productiva. Este discurso oculta los problemas vinculados a la gestión individual y colectiva de los recursos territoriales, profundamente transformados por el auge de la quinua. La construcción de acuerdos colectivos para reconstruir una relación sostenible entre las comunidades y su ambiente debe abordarse desde una visión territorial que toma en cuenta los procesos sociales, institucionales y políticos. La mondialisation de la production de la quinoa (Chenopodium quinoa Willd.), initiée dans les années 80 dans l’Altiplano Sud de la Bolivie, a bouleversé le système agraire de cette région. Parmi les acteurs de la filière (producteurs, organisations professionnelles, importateurs) et ceux qui lui sont associés (gestionnaires, agents de développement, chercheurs), ces changements ont fait émerger des questionnements sur la durabilité de la production, principalement centrés sur une dégradation des sols dont la baisse des rendements agricoles serait l'indicateur le plus fiable. Cette perte de productivité des sols appellerait un changement urgent des pratiques agricoles au sein des communautés rurales, passant notamment par diverses innovations agro-techniques. Cette étude analyse les transformations agraires liées au passage d’une agriculture de subsistance à une agriculture d’exportation, ainsi que les facteurs de fonds qui expliquent les faibles rendements des parcelles. Plus largement, cette étude questionne les modes de gestion actuels des ressources du territoire. Elle s’appuie sur différentes approches (systèmes agraires, écologie politique et théorie de l'action collective) pour analyser ces transformations décrites à travers différentes échelles temporelles et spatiales, depuis le parcours individuel de vie jusqu'à l'histoire régionale des quarante dernières années. Différents outils (réalisation d’entretiens, observation participante, ateliers participatifs et jeux de rôles) ont été utilisés au sein de quatre communautés rurales représentatives et auprès d’acteurs régionaux et nationaux. Notre analyse révèle qu’il n’est pas scientifiquement prouvé que les faibles rendements soient la conséquence de la dégradation des sols. Cette explication néglige les interactions complexes qui existent entre facteurs environnementaux, techniques, sociaux et politiques. En effet ce travail démontre tout d’abord l'inadaptation de certaines pratiques actuelles de culture aux conditions agroécologiques des nouvelles zones de production ainsi que l’insuffisance des normes de certification biologique pour assurer la durabilité de la production. Il signale ensuite l’apparition de tensions liées aux nouvelles formes d’accès et d’usages des terres, dans un contexte où la gestion communautaire des activités agricoles et des ressources foncières s'est progressivement affaiblie, et où la pluriactivité et la mobilité restent des pratiques généralisées parmi les producteurs de quinoa. Il démontre enfin le manque d'articulation entre les actions de recherche et de développement et ce nouveau contexte. La dégradation des sols est un discours agro-technique diffusé par certains acteurs de la filière. Ce discours occulte des enjeux cruciaux liés à la gestion de l’espace et des ressources agricoles. La construction d’accords collectifs pour reconstruire de liens durables entre les communautés et leur environnement doit s’inscrire dans une vision plus large du territoire qui prenne en compte les processus sociaux, institutionnels et politiques. The globalization of quinoa (Chenopodium quinoa) production began in the 1980s in the Southern Highlands of Bolivia. It has generated transformations in the agrarian system of the region questioning the production sustainability. The low quinoa yields experienced by quinoa producers within indigenous communities is a major issue for the different actors of the production chain, scientists, development institutions and policy makers. Today, they mainly attribute it to soil degradation. Consensus that changes in current field-level practices are needed has led to a search for agro-technical innovations. This study analyses the transition from subsistence agriculture to an export-oriented production system, underlying factors that could explain low yields and territorial resource management issues. We use various theoretical frameworks (farming systems, political ecology and collective action) to characterize the changes that occurred at different temporal and spatial scales, from actual producers’ individual life courses to the history of this region for the last forty years. Interviews, participatory observation, workshops and role-playing games were conducted in four rural communities. Results show that explaining low yields by soil degradation has no sound scientific basis. Moreover, this explanation does not take into account the complex interactions that exist between environmental, technical, social and political factors. In fact, this study first shows that actual farming practices are not adapted to the agro-ecological conditions of the new production areas, and that the organic certification norms are not sufficient to ensure the production sustainability. It also stresses the emergence of social tensions related to the new rules of land access and land use, which emerge in a context of weakening of the community’s authorities, of high spatial mobility and of the diversification of activities among the farmers. It finally reveals a disconnection between research and development activities and this new context. Soil degradation is an agro-technical discourse disseminated among market chain actors which hides crucial problems. Rebuilding a sustainable relationship between communities and their environment require collective agreements for land and agricultural resource management, and a broader vision that takes into account social, institutional and political processes.
INRIA a CCSD electro... arrow_drop_down INRIA a CCSD electronic archive serverDoctoral thesis . 2012Data sources: INRIA a CCSD electronic archive serverINRIA a CCSD electronic archive serverDoctoral thesis . 2012Data sources: INRIA a CCSD electronic archive serverMémoires en Sciences de l'Information et de la CommunicationDoctoral thesis . 2012add ClaimPlease grant OpenAIRE to access and update your ORCID works.This Research product is the result of merged Research products in OpenAIRE.
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more_vert INRIA a CCSD electro... arrow_drop_down INRIA a CCSD electronic archive serverDoctoral thesis . 2012Data sources: INRIA a CCSD electronic archive serverINRIA a CCSD electronic archive serverDoctoral thesis . 2012Data sources: INRIA a CCSD electronic archive serverMémoires en Sciences de l'Information et de la CommunicationDoctoral thesis . 2012add ClaimPlease grant OpenAIRE to access and update your ORCID works.This Research product is the result of merged Research products in OpenAIRE.
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For further information contact us at helpdesk@openaire.eudescription Publicationkeyboard_double_arrow_right Report 2022 FranceWiegel, Jennifer; van Wissen, Denise; Lundy, Mark M.; Béné, Christophe; Chege, Christine Gacheri Kiria; Hernandez, Ricardo Alfonso; Achicanoy, Harold A.E.;handle: 10568/126362
Los perfiles de país son más que una simple compilación de indicadores nacionales. Se construyen y diseñan en torno a un marco y una metodología comunes para identificar los puntos críticos de insostenibilidad en los sistemas alimentarios de los países y priorizar las intervenciones a múltiples escalas, para abordarlos mediante acciones e inversiones específicas. Una característica importante de estos perfiles nacionales es que se elaboran juntamente con las principales partes interesadas públicas y privadas de los sistemas alimentarios, quienes participan tanto en la identificación de los datos como en la validación de los resultados y los mensajes clave que surgen. El uso de un marco común ofrece una nueva oportunidad para realizar un análisis comparativo global de las transiciones y transformaciones del sistema alimentario, generando así ideas y lecciones para los responsables de la toma de decisiones no sólo a nivel nacional sino también internacional. Esperamos que estos perfiles contribuyan a los procesos internacionales pertinentes, a raíz de la Cumbre de las Naciones Unidas sobre Sistemas Alimentarios de 2021. El presente perfil del sistema alimentario hondureño está conformado por tres grandes bloques de información: (a) los motores del sistema; (b) los componentes del sistema, y (c) los resultados del sistema.
add ClaimPlease grant OpenAIRE to access and update your ORCID works.This Research product is the result of merged Research products in OpenAIRE.
You have already added works in your ORCID record related to the merged Research product.This Research product is the result of merged Research products in OpenAIRE.
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For further information contact us at helpdesk@openaire.eu0 citations 0 popularity Average influence Average impulse Average Powered by BIP!
more_vert add ClaimPlease grant OpenAIRE to access and update your ORCID works.This Research product is the result of merged Research products in OpenAIRE.
You have already added works in your ORCID record related to the merged Research product.This Research product is the result of merged Research products in OpenAIRE.
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