{"query_echo":{"q":"","filters":{"geography":["Tupiza River Basin"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'Tupiza River Basin' for facet 'geography' is not in the controlled vocabulary."}]},"total":{"value":2,"relation":"eq"},"page":1,"page_size":20,"self":"https://climateinsightsdirectory.org/api/v1/search?geography=Tupiza+River+Basin","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":"sei-001129","url":"https://climateinsightsdirectory.org/document/sei-001129","title":"Planificación Hídrica de la Cuenca Tupiza","publisher":{"name":"Stockholm Environment Institute","organization":"stockholm-environment-institute"},"document_type":"report","language":"es","date_published":"2022-09","source_url":"https://www.sei.org/wp-content/uploads/2023/05/20230425-pdc-tupiza-web-final-isbn.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The report provides a comprehensive strategic and programmatic framework for the Tupiza River Basin, focusing on improving water security, sanitation, and climate resilience. It identifies critical vulnerabilities, including mining-related water contamination, inadequate sanitation in rural areas, and high susceptibility to floods and frosts. The plan proposes specific infrastructure investments—such as rainwater harvesting tanks, deep wells, and decentralized wastewater treatment plants—alongside gender-focused empowerment programs and sustainable mining management to mitigate environmental degradation.","ai_generated":true,"unit":"sei-001129#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"The Tupiza River Basin covers approximately 2,309 km² and is characterized by a semi-arid climate where evapotranspiration represents 76% of precipitation, indicating low water regulation.","ai_generated":true,"unit":"sei-001129#insight-1","date_modified":"2026-10-23"},{"text":"Mining activity is a primary economic driver but a major environmental threat; 684 Mining Environmental Liabilities (PAM) were identified, with approximately 95% having received no management.","ai_generated":true,"unit":"sei-001129#insight-2","date_modified":"2026-10-23"},{"text":"There is a stark disparity in sanitation access: while 94.5% of urban households in Tupiza have improved sanitation, 57% of rural households practice open defecation.","ai_generated":true,"unit":"sei-001129#insight-3","date_modified":"2026-10-23"},{"text":"Water collection in rural areas is a gendered burden, with women responsible for collection in 40% of rural households compared to 23% for men.","ai_generated":true,"unit":"sei-001129#insight-4","date_modified":"2026-10-23"},{"text":"The basin is highly vulnerable to hydroclimatic risks; a 2018 flood destroyed the wastewater treatment plant's emissary and damaged the facultative lagoons, leading to the discharge of untreated sewage into the Tupiza River.","ai_generated":true,"unit":"sei-001129#insight-5","date_modified":"2026-10-23"},{"text":"The plan prioritizes three micro-basins for urgent intervention: Palala-Tambillo, Cabecera del río Salo, and Río Tatasi, focusing on biodiversity protection and erosion reversal.","ai_generated":true,"unit":"sei-001129#insight-6","date_modified":"2026-10-23"},{"text":"Proposed water infrastructure includes rainwater harvesting tanks for dispersed populations (investment of 1,472,040 Bs) and deep wells with conventional networks for larger communities (investment of 18,045,618 Bs).","ai_generated":true,"unit":"sei-001129#insight-7","date_modified":"2026-10-23"},{"text":"The plan proposes a decentralized wastewater treatment system for concentrated rural communities, including a bioreactor and horizontal biofilter, with a total investment of 26,753,228 Bs.","ai_generated":true,"unit":"sei-001129#insight-8","date_modified":"2026-10-23"},{"text":"To improve agricultural productivity, the plan identifies five priority irrigation projects requiring a total investment of 63,175,599.59 Bs, including the Salo dam and irrigation system.","ai_generated":true,"unit":"sei-001129#insight-9","date_modified":"2026-10-23"}],"climate_tags":["water management","climate change adaptation","Integrated Water Resources Management","Flood risk management","drought","water security","wastewater treatment","environmental liability","soil erosion","biodiversity conservation"],"geography_discussed":["Potosí Department","Bolivia"],"frame_perspective":[],"analysis_type":["strategic planning","vulnerability assessment","socio-economic analysis","hydrological modeling","investment planning"]},{"id":"sei-001509","url":"https://climateinsightsdirectory.org/document/sei-001509","title":"Plan Director de la Cuenca del Río Tupiza","publisher":{"name":"Stockholm Environment Institute","organization":"stockholm-environment-institute"},"document_type":"executive summary","language":"es","date_published":"2021-12","source_url":"https://www.sei.org/wp-content/uploads/2023/05/pdc-tupiza-resumen-ejecutivo.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The 2021 Plan Director de la Cuenca del Río Tupiza (PDCRT) updates the 2018 plan to integrate climate change projections, sustainable sanitation, and robust decision-making tools. The plan identifies critical vulnerabilities in water access, irrigation, and mining impacts, proposing eight strategic lines of action with a total estimated investment of BOB 160,472,859 over a five-year horizon. Key findings include a projected reduction in annual river flow of up to 38% by 2050 under RCP 8.5 and significant gaps in sanitation, where 58% of inhabitants in 20 of the 24 studied communities practice open defecation.","ai_generated":true,"unit":"sei-001509#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Climate projections for the 2022-2050 horizon under the RCP 8.5 scenario indicate a significant reduction in water availability. The CMCC-CM model projects a 35% reduction in average annual flow, while the IPSL-CM5A-LR model projects a 38% reduction.","ai_generated":true,"unit":"sei-001509#insight-1","date_modified":"2026-10-23"},{"text":"There is a severe deficit in sanitation services across the basin; in 20 out of 24 evaluated communities, an average of 58% of the population practices open defecation.","ai_generated":true,"unit":"sei-001509#insight-2","date_modified":"2026-10-23"},{"text":"Water availability for irrigation is insufficient to cover the total irrigable area of approximately 17,397 hectares, with current sources only supporting an optimal irrigated area of 4,685 hectares, or 27% of the total.","ai_generated":true,"unit":"sei-001509#insight-3","date_modified":"2026-10-23"},{"text":"Mining activities have a widespread environmental footprint in the basin, with 54 identified mines or mining sites and 684 Mining Environmental Liabilities (PAM). Special Transitional Authorizations (ATEs) cover approximately 841 km², representing 36% of the basin's area.","ai_generated":true,"unit":"sei-001509#insight-4","date_modified":"2026-10-23"},{"text":"The basin's environmental functions are degraded, particularly in the Cabecera del río Salo, río Tatasi, and Palala-Tambillo micro-basins, characterized by loss of native vegetation, bofedales degradation, and soil erosion.","ai_generated":true,"unit":"sei-001509#insight-5","date_modified":"2026-10-23"},{"text":"The PDCRT defines eight strategic lines of action for a five-year implementation period, requiring a total investment of BOB 160,472,859. The highest investments are allocated to safe water and sanitation (BOB 64,107,226) and sustainable production/irrigation (BOB 65,396,486).","ai_generated":true,"unit":"sei-001509#insight-6","date_modified":"2026-10-23"}],"climate_tags":["climate change","water management","climate change adaptation","agricultural irrigation","biodiversity conservation","water security"],"geography_discussed":["Potosí Department","Bolivia","Tupiza","Atocha"],"frame_perspective":[],"analysis_type":["strategic planning","vulnerability assessment","climate projection"]}]}