{"id":1680,"date":"2024-09-16T12:55:46","date_gmt":"2024-09-16T15:55:46","guid":{"rendered":"https:\/\/iai.int\/cambios-en-el-uso-de-la-tierra-en-la-cuenca-del-rio-de-la-plata-vinculando-los-factores-biofisicos-y-humanos-para-comprender-tendencias-evaluar-impactos-y-apoyar-estrategias-viables-para-el-futuro\/"},"modified":"2025-07-29T20:22:40","modified_gmt":"2025-07-30T01:22:40","slug":"cambios-en-el-uso-de-la-tierra-en-la-cuenca-del-rio-de-la-plata-vinculando-los-factores-biofisicos-y-humanos-para-comprender-tendencias-evaluar-impactos-y-apoyar-estrategias-viables-para-el-futuro","status":"publish","type":"page","link":"https:\/\/iai.int\/en\/cambios-en-el-uso-de-la-tierra-en-la-cuenca-del-rio-de-la-plata-vinculando-los-factores-biofisicos-y-humanos-para-comprender-tendencias-evaluar-impactos-y-apoyar-estrategias-viables-para-el-futuro\/","title":{"rendered":"Land use change in the Rio de la Plata Basin: Linking biophysical and human factors to predict trends, assess impacts, and support viable land use strategies for the future (CRN 2031)"},"content":{"rendered":"\n<p><img fetchpriority=\"high\" decoding=\"async\" alt=\"crn2031\" height=\"241\" src=\"https:\/\/iai.int\/admin\/site\/sites\/default\/files\/uploads\/2014\/03\/crn2031.jpg\" width=\"690\"\/><\/p>\n\n<p><em>1) Plata Basin territory \u2013 Whole-basin studies use existing databases and remote sensing tools.&#13;\n2) Soybean plot in the dry forest area of San Luis. Researchers are installing a groundwater observation well.&#13;\n3) Interviewing local stakeholders in a town with challenging water supply issues<\/em><\/p>\n\n<h3 class=\"wp-block-heading\">Project information<\/h3>\n\n<p><div class=\"one-third first\"><strong>Principal investigator:<\/strong><\/div><\/p>\n\n<p><div class=\"two-thirds\"><em>Esteban Jobb\u00e1gy<\/em>\u00a0(<a href=\"mailto:jobbagy@unsl.edu.ar\">jobbagy@unsl.edu.ar<\/a>)&#13;\nUBA, Facultad de Agronom\u00eda, LART-IFEVA (Argentina)<\/div><\/p>\n\n<p><div class=\"one-third first\"><strong>Project website:<\/strong><\/div><\/p>\n\n<p><a href=\"http:\/\/platabasin.unsl.edu.ar\/\" target=\"_blank\" rel=\"noreferrer noopener\">http:\/\/platabasin.unsl.edu.ar<\/a><\/p>\n\n<p><div class=\"one-third first\"><strong>List of published papers:<\/strong><\/div><\/p>\n\n<p><a href=\"http:\/\/www.citeulike.org\/user\/IAI\/tag\/crn2031\" target=\"_blank\" rel=\"noreferrer noopener\">http:\/\/www.citeulike.org\/user\/IAI\/tag\/crn2031<\/a><\/p>\n\n<p>This research continued in\u00a0<a href=\"http:\/\/iai.int\/en\/meetings\/detail\/from-land-level-management-to-governance-of-landscapes-sgp-cra-2031\" target=\"_blank\" rel=\"noopener\">SGP-CRA 2031, with the same title<\/a><\/p>\n\n<p><a href=\"https:\/\/iai.int\/es\/meetings\/detail\/crn2031#summary\">Executive Summary<\/a>\u00a0<a href=\"https:\/\/iai.int\/es\/meetings\/detail\/crn2031#medios\">Outreach<\/a>\u00a0<a href=\"https:\/\/iai.int\/es\/meetings\/detail\/crn2031#investigadores\">Investigators<\/a>\u00a0<a href=\"https:\/\/iai.int\/es\/meetings\/detail\/crn2031#students\">Students<\/a><\/p>\n\n<h3 class=\"wp-block-heading\" id=\"summary\">Executive summary<\/h3>\n\n<p>Food and biofuel production drive large-scale ecosystem conversion; in the La Plata basin alone it has resulted in the conversion of some 30 million hectares over the past 25 years. Yet, ecosystems provide fresh water, store carbon, and regulate the climate. What are the trade-offs and synergies between agriculture and ecosystem services? How can we optimize both?<\/p>\n\n<h4 class=\"wp-block-heading\">Goal<\/h4>\n\n<p>Characterize patterns and drivers and assess the consequences of land use change, explore feedbacks and trade-offs. Develop tools for rational land use planning.<\/p>\n\n<h4 class=\"wp-block-heading\">Some results<\/h4>\n\n<p>Expansion of crops in the La Plata basin over the last 25 years has reduced soil carbon (C) by about 30%, at loss rates of 28 million metric tons (MMT) of C per year. Intensively grazed pastures are also losing C, at rates near 1.7 MMT per year.<\/p>\n\n<p>Some of this conversion is now driven by a desire to substitute fossil fuels by \u201ccarbon-neutral\u201d biofuels. However, letting the natural vegetation recover on former agricultural land is better for the carbon balance than growing biofuel crops. Carbon released from soil under corn grown for ethanol completely compensates for carbon gains from bio-alcohol for 50 years. Also, carbon was higher in soils under recovered grassland than the possible C credits from corn ethanol on the same land for 40 years, with equal or greater economic value.<\/p>\n\n<p>Strong human interventions in landscapes affect regional hydrology. Tree plantations in humid areas of the La Plata basin have lower albedo (reflectance to sunlight) than grasslands. Pine stands decreased (region\u2019s) albedo by 30% compared to grasslands. Afforested grasslands also decreased water yield by 50%, and caused soils to acidify. This was most marked under Eucalypt stands.<\/p>\n\n<p>Map of land cover changes showing regions of C sequestration and losses on the continent (<a class=\"external\" href=\"http:\/\/lechusa.unsl.edu.ar\/\" target=\"_blank\" rel=\"noopener\">http:\/\/lechusa.unsl.edu.ar\/<\/a>).<br\/>This project provides insight for governments, industry and NGOs to develop sustainable strategies for land use and eventual substitution of fossil fuels.<\/p>\n\n<h3 class=\"wp-block-heading\" id=\"medios\">Outreach<\/h3>\n\n<p>LechuSA: Changes in South American ecosystems (<a class=\"external\" href=\"http:\/\/lechusa.unsl.edu.ar\/\" target=\"_blank\" rel=\"noopener\">http:\/\/lechusa.unsl.edu.ar\/<\/a>)<\/p>\n\n<figure class=\"wp-block-image alignleft\"><img decoding=\"async\" src=\"https:\/\/iai.int\/admin\/site\/sites\/default\/files\/uploads\/fotobrouchear-220x300.jpg\" alt=\"fotobrouchear\" class=\"wp-image-18812\"\/><\/figure>\n\n<p><a href=\"https:\/\/iai.int\/admin\/site\/sites\/default\/files\/uploads\/2014\/06\/LaterraJobbagyParueloValorEcosyst.pdf\" target=\"_blank\" rel=\"noopener\">The value of ecosystem services: Concepts, tools and applications in land planning (PDF in Spanish)<\/a><br\/>Editors: Pedro Laterra, Esteban G. Jobbagy and Jos\u00e9 M. Paruelo<\/p>\n\n<figure class=\"wp-block-image alignleft\"><img decoding=\"async\" src=\"https:\/\/iai.int\/admin\/site\/sites\/default\/files\/uploads\/expansion-frontera-agropecuaria-tapa-213x300.jpg\" alt=\"expansion-frontera-agropecuaria-tapa\" class=\"wp-image-10870\"\/><\/figure>\n\n<p><a href=\"https:\/\/iai.int\/admin\/site\/sites\/default\/files\/uploads\/expansion_frontera_agropecuaria_2010.pdf\" target=\"_blank\" rel=\"noopener\">Expansi\u00f3n de la frontera agropecuaria en Argentina y su impacto ecol\u00f3gico-ambiental (PDF in Spanish)<\/a> Authors: Ernesto Viglizzo and Esteban Jobbagy<\/p>\n\n<p><a href=\"https:\/\/iai.int\/admin\/site\/sites\/default\/files\/uploads\/2014\/03\/CRN2_31.pdf\" target=\"_blank\" rel=\"noopener\">Progress report (Feb 2010) (PDF in English)<\/a><\/p>\n\n<figure class=\"wp-block-image alignleft\"><img decoding=\"async\" src=\"https:\/\/iai.int\/admin\/site\/sites\/default\/files\/uploads\/graffff.jpg\" alt=\"graffff\" class=\"wp-image-18704\"\/><\/figure>\n\n<p><a href=\"http:\/\/iai.int\/en\/post\/detail\/snapshot-7-food-and-floods\" target=\"_blank\" rel=\"noopener\">Food and floods<\/a><br\/><a href=\"https:\/\/iai.int\/admin\/site\/sites\/default\/files\/uploads\/2014\/06\/snapshot7_SP.pdf\" target=\"_blank\" rel=\"noopener\">Download PDF in Spanish<\/a><br\/><a href=\"https:\/\/iai.int\/admin\/site\/sites\/default\/files\/uploads\/2014\/06\/snapshot7_EN.pdf\" target=\"_blank\" rel=\"noopener\">Download PDF<\/a><\/p>\n\n<p>Project investigators<\/p>\n\n<p>Esteban Jobb\u00e1gy \u2013\u00a0<a href=\"mailto:jobbagy@unsl.edu.ar\">jobbagy@unsl.edu.ar<\/a><br\/>UBA, Facultad de Agronom\u00eda, LART-IFEVA (Argentina)<\/p>\n\n<p><em><strong>Co-Investigators<\/strong>&#13;\nAlice Altesor<\/em>\u00a0\u2013 Universidad de la Rep\u00fablica, Uruguay<br\/><em>Daniel Panario<\/em>\u00a0\u2013 Universidad de la Rep\u00fablica, Uruguay<br\/><em>Diego E. Pi\u00f1eiro<\/em>\u00a0\u2013 Universidad de la Rep\u00fablica, Uruguay<br\/><em>Genaro Coronel<\/em>\u00a0-Universidad Nacional de Asunci\u00f3n,Paraguay<br\/><em>Heitor L. Coutinho<\/em>\u00a0\u2013 Embrapa Solos, Brasil<br\/><em>Maggie Meirelles<\/em>\u00a0\u2013 Embrapa Solos, Brasil<br\/><em>Howard E. Epstein<\/em>\u00a0\u2013 University of Virginia, EE.UU.<br\/><em>William A. Hoffmann<\/em>\u00a0\u2013 North Carolina State University, EE.UU.<br\/><em>Robert B. Jackson<\/em>\u00a0\u2013 Duke University, EE.UU.<br\/><em>Juan Carlos Maceira<\/em>\u00a0\u2013 Secretar\u00eda de Agricultura, Ganader\u00eda, Pesca y Alimentaci\u00f3n, Argentina<br\/><em>Elke Noellemeyer<\/em>\u00a0\u2013 Universidad Nacional de La Pampa, Argentina<br\/><em>Jos\u00e9 Paruelo<\/em>\u00a0\u2013 Universidad de Buenos Aires, Argentina<br\/><em>Mart\u00edn Oesterheld<\/em>\u00a0\u2013 Universidad de Buenos Aires, Argentina<br\/><em>Guillermo P. Podest\u00e1<\/em>\u00a0-RSMAS, UM, EE.UU.<br\/><em>Carlos Di Bella<\/em>\u00a0\u2013 INTA, Argentina<br\/><em>Tomas Schlichter<\/em>\u00a0\u2013 INTA, Argentina<br\/><em>Ernesto F. Viglizzo<\/em>\u00a0\u2013 INTA, Argentina<\/p>\n\n<h3 class=\"wp-block-heading\" id=\"students\">Students<\/h3>\n\n<p><em>Ana Acosta<\/em>, grado, Grupo de Estudios Ambientales, Argentina.<br\/><em>Andrea Pia<\/em>, maestr\u00eda, Universidad de Buenos Aires, Argentina.<br\/><em>Antonio Graciano<\/em>, maestr\u00eda, Universidad de la Rep\u00fablica, Argentina.<br\/><em>Arturo Melchiori<\/em>, maestr\u00eda, INTA, Argentina.<br\/><em>Brian Belcher<\/em>, grado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Carla Rueda<\/em>, doctorado, Grupo de Estudios Ambientales, Argentina.<br\/><em>Carolina Gaggioli<\/em>, grado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Celina Santoni<\/em>, doctorado, Grupo de Estudios Ambientales, Argentina.<br\/><em>Constanza Caride<\/em>, maestr\u00eda, Universidad de Buenos Aires, Argentina.<br\/><em>Cristiane Filgueiras<\/em>, Post doctorado, EMBRAPA, Brazil.<br\/><em>Damien Arvor<\/em>, doctorado, EMBRAPA, Francia.<br\/><em>Dario Aimar<\/em>, grado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Dario Ceballos<\/em>, maestr\u00eda, INTA, Argentina.<br\/><em>Deborah Leite<\/em>, maestr\u00eda, EMBRAPA, Brazil.<br\/><em>Diego Riestra<\/em>, grado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Domingo Alcaraz<\/em>, Post doctorado, University of Virginia, Spain.<br\/><em>Eduardo M\u00e9ndez<\/em>, maestr\u00eda, Universidad de la Rep\u00fablica, Argentina.<br\/><em>Elsa Leoni<\/em>, maestr\u00eda, Universidad de la Rep\u00fablica, Argentina.<br\/><em>Emilio Fernandez<\/em>, maestr\u00eda, Universidad de la Rep\u00fablica, Argentina.<br\/><em>Ernesto Vega<\/em>, Post doctorado, Universidad de Buenos Aires, Mexico.<br\/><em>Esteban Dagnino<\/em>, grado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Federico Bert<\/em>, doctorado, Universidad de Buenos Aires, Argentina.<br\/><em>Felipe Lezama<\/em>, doctorado, Universidad de la Rep\u00fablica, Uruguay.<br\/><em>Fernando P\u00edo Barrios<\/em>, doctorado, Universidad Autonoma de Asuncion, Paraguay.<br\/><em>Florencia Ricard<\/em>, doctorado, INTA, Argentina.<br\/><em>Florencia Rositano<\/em>, maestr\u00eda, Universidad de Buenos Aires, Argentina.<br\/><em>Gast\u00f3n Fernandez<\/em>, maestr\u00eda, Universidad de la Rep\u00fablica, Uruguay.<br\/><em>German Baldi<\/em>, doctorado, Universidad Nacional de San Luis, Argentina.<br\/><em>Germ\u00e1n Morazzo<\/em>, doctorado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Gervasio Pi\u00f1eiro<\/em>, Post doctorado, Grupo de Estudios Ambientales, Uruguay.<br\/><em>Gonzalo Irisarri<\/em>, doctorado, Universidad de Buenos Aires, Argentina.<br\/><em>Guillermo Diaz<\/em>, grado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Hern\u00e1n Pereira<\/em>, doctorado, INTA, Argentina.<br\/><em>Ivan Perino<\/em>, maestr\u00eda, Grupo de Estudios Ambientales, Argentina.<br\/><em>Ivana C\u00farbelo<\/em>, maestr\u00eda, Universidad de la Rep\u00fablica, Brazil.<br\/><em>Jimena V\u00e1zquez<\/em>, maestr\u00eda, Universidad de la Rep\u00fablica, Uruguay.<br\/><em>John Kim<\/em>, doctorado, Duke University.<br\/><em>Joyce Costa Barbosa<\/em>, maestr\u00eda, EMBRAPA, Brazil.<br\/><em>Juan Cruz Bazan<\/em>, grado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Juan Pablo Martini<\/em>, maestr\u00eda, Universidad Nacional de La Pampa, Argentina.<br\/><em>Julieta Ver\u00f3nica Straschnoy<\/em>, maestr\u00eda, INTA, Argentina.<br\/><em>Karina Cetolini<\/em>, grado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Lorena Carre\u00f1o<\/em>, doctorado, INTA, Argentina.<br\/><em>Luis L\u00f3pez<\/em>, maestr\u00eda, Universidad de la Rep\u00fablica, Uruguay.<br\/><em>Marcela Aboim<\/em>, Post doctorado, EMBRAPA, Brazil.<br\/><em>Marcelo Cavigliaso<\/em>, maestr\u00eda, Universidad Nacional de La Pampa, Argentina.<br\/><em>Marcelo Nosetto<\/em>, doctorado, Grupo de Estudios Ambientales, Argentina.<br\/><em>Marconi Beata<\/em>, maestr\u00eda, EMBRAPA, Brazil.<br\/><em>Marcos Teixeira<\/em>, doctorado, Universidad de Buenos Aires, Uruguay.<br\/><em>Mar\u00eda de Los Angeles Fischer<\/em>, maestr\u00eda, INTA, Argentina.<br\/><em>Maria Helena Hume<\/em>, maestr\u00eda, Universidad Nacional de Asunci\u00f3n, Paraguay.<br\/><em>Mariano Bustos<\/em>, maestr\u00eda, Universidad de Buenos Aires, Argentina.<br\/><em>Martin Ariztimuno<\/em>, grado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Mart\u00edn Durante<\/em>, grado, Universidad de Buenos Aires, Argentina.<br\/><em>Mat\u00edas Barraza<\/em>, grado, Universidad Nacoinal de Cuyo, Argentina<br\/><em>Mat\u00edas Carambula\u00a0<\/em>, doctorado, Universidad de la Rep\u00fablica, Uruguay.<br\/><em>Mauricio Perez<\/em>, grado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Mayra Milcovic<\/em>, maestr\u00eda, Universidad de Buenos Aires, Argentina.<br\/><em>Michele de O Macedo\u00a0<\/em>, Post doctorado, EMBRAPA, Brasil.<br\/><em>Nat\u00e1lia Vibel\u00a0<\/em>, maestr\u00eda, Universidad de la Rep\u00fablica, Brasil.<br\/><em>Paola Eclesia<\/em>, maestr\u00eda, Universidad de Buenos Aires, Argentina.<br\/><em>Ramiro Bagnato<\/em>, grado, Universidad Nacional de La Pampa, Argentina.<br\/><em>Ricardo Paez<\/em>, grado, Grupo de Estudios Ambientales, Argentina.<br\/><em>Rodrigo Ferraz<\/em>, doctorado, EMBRAPA, Brazil.<br\/><em>Rom\u00e1n Trucco<\/em>, maestr\u00eda, Universidad Nacional de La Pampa, Argentina.<br\/><em>Roxana Arag\u00f3n<\/em>, Post doctorado, Grupo de Estudios Ambientales, Argentina.<br\/><em>Sandro Pereira<\/em>, maestr\u00eda, EMBRAPA, Brazil.<br\/><em>Santiago Baeza<\/em>, doctorado, Universidad de la Rep\u00fablica, Uruguay.<br\/><em>Santiago Veron<\/em>, Post doctorado, INTA, Argentina,<br\/><em>Sean Berthrong<\/em>, doctorado, Duke University, Canada.<br\/><em>Sebasti\u00e1n Massilli<\/em>, maestr\u00eda, Universidad de Buenos Aires, Argentina.<br\/><em>Sergio Contreras<\/em>, Post doctorado, Grupo de Estudios Ambientales, Spain.<br\/><em>Silvina Ballesteros<\/em>, maestr\u00eda, Grupo de Estudios Ambientales, Argentina.<br\/><em>Victoria Marchesini<\/em>, doctorado, Grupo de Estudios Ambientales, Argentina.<br\/><em>Wehrle Andres<\/em>, doctorado, Grupo de Estudios Ambientales, Paraguay.<\/p>\n\n<p><strong>Links to other IAI Projects<\/strong><br\/>Collaboration with projects\u00a0<a href=\"http:\/\/iai.int\/en\/meetings\/detail\/sgp-hd-003\" target=\"_blank\" rel=\"noopener\">SGP-HD 003<\/a>\u00a0and\u00a0<a href=\"http:\/\/iai.int\/en\/meetings\/detail\/designing-a-methodology-to-evaluate-local-knowledge-on-global-change-and-its-role-in-the-construction-of-future-land-use-scenarios-by-local-actors-sgp-hd-009\" target=\"_blank\" rel=\"noopener\">SGP-HD 009<\/a>, and\u00a0<a href=\"http:\/\/iai.int\/en\/meetings\/detail\/crn2094\" target=\"_blank\" rel=\"noopener\">CRN 2094<\/a>.<\/p>\n\n<p><strong>Project website:\u00a0<\/strong><a class=\"external\" href=\"http:\/\/platabasin.unsl.edu.ar\/\" target=\"_blank\" rel=\"noopener\">http:\/\/platabasin.unsl.edu.ar<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1) Plata Basin territory \u2013 Whole-basin studies use existing databases and remote sensing tools.&#13; 2) Soybean plot in the dry forest area of San Luis. Researchers are installing a groundwater observation well.&#13; 3) Interviewing local stakeholders in a town with challenging water supply issues Project information Principal investigator: Esteban Jobb\u00e1gy\u00a0(jobbagy@unsl.edu.ar)&#13; UBA, Facultad de Agronom\u00eda, LART-IFEVA [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","footnotes":""},"class_list":["post-1680","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Land use change in the Rio de la Plata Basin: Linking biophysical and human factors to predict trends, assess impacts, and support viable land use strategies for the future (CRN 2031) - IAI - Inter-American Institute for Global Change Research<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/iai.int\/en\/cambios-en-el-uso-de-la-tierra-en-la-cuenca-del-rio-de-la-plata-vinculando-los-factores-biofisicos-y-humanos-para-comprender-tendencias-evaluar-impactos-y-apoyar-estrategias-viables-para-el-futuro\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Land use change in the Rio de la Plata Basin: Linking biophysical and human factors to predict trends, assess impacts, and support viable land use strategies for the future (CRN 2031) - IAI - Inter-American Institute for Global Change Research\" \/>\n<meta property=\"og:description\" content=\"1) Plata Basin territory \u2013 Whole-basin studies use existing databases and remote sensing tools.&#013; 2) Soybean plot in the dry forest area of San Luis. 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