{"query_echo":{"q":"","filters":{"geography":["Chaco Árido"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'Chaco Árido' for facet 'geography' is not in the controlled vocabulary."}]},"total":{"value":1,"relation":"eq"},"page":1,"page_size":20,"self":"https://climateinsightsdirectory.org/api/v1/search?geography=Chaco+%C3%81rido","stability":"beta","ai_marking":{"digital_source_type":{"uri":"http://cv.iptc.org/newscodes/digitalsourcetype/trainedAlgorithmicMedia","name":"Created using Generative AI"},"notice":"Summary and key insights are generated using artificial intelligence."},"results":[{"id":"iai-000163","url":"https://climateinsightsdirectory.org/document/iai-000163","title":"Cambios en la partición de flujos de agua en el Chaco Árido al reemplazar bosques por pasturas","publisher":{"name":"Inter-American Institute for Global Change Research","organization":"inter-american-institute-for-global-change-research"},"document_type":"research paper","language":"es","date_published":"2025-01-14","source_url":"https://iai.int/es/pub_acad/cambios-en-la-particion-de-flujos-de-agua-en-el-chaco-arido-al-reemplazar-bosques-por-pasturas/","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","analysis_type"],"summary":{"text":"A study in San Luis, Argentina, comparing native dry forests and pastures found that replacing forests with pastures reduces direct precipitation interception and increases surface runoff and potential soil-level evaporation. These changes suggest a reduction in transpirable precipitation and a higher risk of water erosion.","ai_generated":true,"unit":"iai-000163#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Pastures exhibit lower direct interception of precipitation compared to forests, with values of 0.35±0.13 mm per event versus 1.51±0.50 mm per event.","ai_generated":true,"unit":"iai-000163#insight-1","date_modified":"2026-10-23"},{"text":"Replacing forests with pastures increases surface runoff, particularly during large and intense precipitation events, where runoff rose from 0% in forests to approximately 28% in pastures.","ai_generated":true,"unit":"iai-000163#insight-2","date_modified":"2026-10-23"},{"text":"Pastures show higher potential evaporation at the soil level during summer (7.0±0.9 mm/day) compared to forests (4.4±0.9 mm/day).","ai_generated":true,"unit":"iai-000163#insight-3","date_modified":"2026-10-23"},{"text":"Deep drainage was null for both land covers, although pastures showed a vertical displacement of salts in the soil profile up to 2 meters deep.","ai_generated":true,"unit":"iai-000163#insight-4","date_modified":"2026-10-23"},{"text":"The transition from forest to pasture is expected to decrease the fraction of precipitation available for transpiration and increase the potential risk of water erosion.","ai_generated":true,"unit":"iai-000163#insight-5","date_modified":"2026-10-23"}],"climate_tags":["land-use change","deforestation","surface runoff"],"geography_discussed":[],"frame_perspective":[],"analysis_type":["comparative study","field measurement"]}]}