{"query_echo":{"q":"","filters":{"geography":["Patagonian Shelf"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'Patagonian Shelf' for facet 'geography' is not in the controlled vocabulary."}]},"total":{"value":3,"relation":"eq"},"page":1,"page_size":20,"self":"https://climateinsightsdirectory.org/api/v1/search?geography=Patagonian+Shelf","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-000206","url":"https://climateinsightsdirectory.org/document/iai-000206","title":"Interannual variability and trends of sea surface temperature around southern South America","publisher":{"name":"Inter-American Institute for Global Change Research","organization":"inter-american-institute-for-global-change-research"},"document_type":"research paper","language":"en","date_published":"2025-01-06","source_url":"https://iai.int/es/pub_acad/interannual-variability-and-trends-of-sea-surface-temperature-around-southern-south-america/","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The study identifies divergent sea surface temperature trends around southern South America between 1982 and 2017, with warming in mid-latitude regions and the Northern Patagonian Shelf, and cooling south of 50°S and on the Southern Patagonian Shelf. These trends became most significant between 2008 and 2017 and are linked to atmospheric forcing and large-scale climate modes including ENSO, the Interdecadal Pacific Oscillation, and the Southern Annular Mode.","ai_generated":true,"unit":"iai-000206#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Between 1982 and 2017, sea surface temperature (SST) trends around southern South America varied by region: mid-latitude areas (30°–50°S) in the eastern South Pacific and western South Atlantic experienced moderate to intense warming of approximately 0.4°C per decade, while regions south of 50°S showed moderate cooling of approximately -0.3°C per decade.","ai_generated":true,"unit":"iai-000206#insight-1","date_modified":"2026-10-23"},{"text":"On the Patagonian Shelf in the southwest South Atlantic, two areas showed statistically significant opposite trends from 1982 to 2017: the Northern Patagonian Shelf (NPS, 42-45°S) warmed by 0.15 ± 0.01°C per decade (total increase of 0.52°C), and the Southern Patagonian Shelf (SPS, 49-52°S) cooled by -0.12 ± 0.01°C per decade (total decrease of 0.42°C).","ai_generated":true,"unit":"iai-000206#insight-2","date_modified":"2026-10-23"},{"text":"The most significant SST trends occurred during 2008–2017 (0.35 ± 0.02°C decade-1 at NPS and -0.27 ± 0.03°C decade-1 at SPS), whereas trends from 1982–2007 were non-significant. Interannual variability is associated with atmospheric forcing and the combined influence of the El Niño–Southern Oscillation, the Interdecadal Pacific Oscillation, and the Southern Annular Mode.","ai_generated":true,"unit":"iai-000206#insight-3","date_modified":"2026-10-23"}],"climate_tags":["sea surface temperature"],"geography_discussed":["South Pacific Ocean","South Atlantic Ocean","Patagonian Shelf"],"frame_perspective":[],"analysis_type":["trend analysis","statistical analysis"]},{"id":"iai-000487","url":"https://climateinsightsdirectory.org/document/iai-000487","title":"SACC: An international consortium for the study of ocean related global and climate changes in South America (CRN2076)","publisher":{"name":"Inter-American Institute for Global Change Research","organization":"inter-american-institute-for-global-change-research"},"document_type":"fact sheet","language":"en","date_published":"2010-03","source_url":"https://iai.int/admin/site/sites/default/files/uploads/2014/03/CRN2_76.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The SACC consortium studies the physical and biogeochemical exchanges between the deep ocean and the Patagonian shelf to improve global carbon models and understand marine biodiversity. Initial results indicate that the Patagonia shelf absorbs approximately 17 Tg C yr-1 and that the shelf break fishery, representing 3% of global production, shows signs of overfishing. The project also emphasizes the role of freshwater input from the Rio de la Plata and Patos Lagoon in the Southwest Atlantic ecosystem and supports the BioMare fishery and oceanographic information system.","ai_generated":true,"unit":"iai-000487#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"The Patagonia shelf accounts for 4% of global continental margins and absorbs approximately 17 million metric tons of carbon per year.","ai_generated":true,"unit":"iai-000487#insight-1","date_modified":"2026-10-23"},{"text":"The fishery at the shelf break, which produces about two million tons of fish and squid annually (3% of global production), exhibits signs of overfishing evidenced by increasing jellyfish populations; this may impact plankton and CO2 capture via photosynthesis.","ai_generated":true,"unit":"iai-000487#insight-2","date_modified":"2026-10-23"},{"text":"Freshwater inputs from the Patos Lagoon and Rio de la Plata are significant for the diversity and production of the ecosystem in the Southwest Atlantic.","ai_generated":true,"unit":"iai-000487#insight-3","date_modified":"2026-10-23"},{"text":"The project supports the development of advanced ocean models to better represent upwelling and circulation mechanisms that maintain shelf break productivity, and maintains BioMare, an integrated information system for fishery and oceanographic data to support policies.","ai_generated":true,"unit":"iai-000487#insight-4","date_modified":"2026-10-23"}],"climate_tags":["carbon sequestration"],"geography_discussed":["Southwest Atlantic","Río de la Plata","Patos Lagoon","Argentina","Brazil","Uruguay","United States","Chile"],"frame_perspective":[],"analysis_type":["observational study","modelling"]},{"id":"iai-002037","url":"https://climateinsightsdirectory.org/document/iai-002037","title":"Food from the Deep","publisher":{"name":"Inter-American Institute for Global Change Research","organization":"inter-american-institute-for-global-change-research"},"document_type":"fact sheet","language":"en","date_published":"2010","source_url":"https://iai.int/admin/site/sites/default/files/uploads/2014/06/snapshot5_food_from_the_deep_EN.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The Patagonian shelf upwelling is a unique system driven by deep sea currents and bottom topography rather than wind, providing a year-round supply of nutrients that supports major fisheries and carbon sequestration in the South Atlantic.","ai_generated":true,"unit":"iai-002037#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Coastal upwelling regions represent only 1% of the total ocean surface but are responsible for nearly 50% of global fisheries' landings and a significant portion of overall ocean production.","ai_generated":true,"unit":"iai-002037#insight-1","date_modified":"2026-10-23"},{"text":"Unlike most global upwellings which are wind-driven and temporary, the Patagonian shelf upwelling is driven by deep sea currents and bottom topography, making it active throughout the entire year.","ai_generated":true,"unit":"iai-002037#insight-2","date_modified":"2026-10-23"},{"text":"The upwelling mechanism involves the Malvinas Current flowing northward along the continental slope, creating a pressure gradient that drives water toward the shore and forces an upward flow of nutrient-rich water.","ai_generated":true,"unit":"iai-002037#insight-3","date_modified":"2026-10-23"},{"text":"The nutrient-rich waters support a diverse food chain including phytoplankton, anchovies, hake, hoki, squid, and scallops, and the influence of this system extends as far north as Uruguay and southern Brazil.","ai_generated":true,"unit":"iai-002037#insight-4","date_modified":"2026-10-23"},{"text":"The biological production resulting from this upwelling contributes to the ocean's capacity to act as a sink for atmospheric carbon dioxide.","ai_generated":true,"unit":"iai-002037#insight-5","date_modified":"2026-10-23"}],"climate_tags":["carbon sequestration"],"geography_discussed":["Argentina","Brazil","Uruguay","Buenos Aires","Montevideo","Oregon","California"],"frame_perspective":[],"analysis_type":["scientific analysis","numerical simulation","remote sensing"]}]}