{"query_echo":{"q":"","filters":{"analysis_type":["environmental modelling"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'environmental modelling' for facet 'analysis_type' is not in the controlled vocabulary."}]},"total":{"value":4,"relation":"eq"},"page":1,"page_size":20,"self":"https://climateinsightsdirectory.org/api/v1/search?analysis_type=environmental+modelling","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":"chanmar-000174","url":"https://climateinsightsdirectory.org/document/chanmar-000174","title":"Growth Without Guardrails","publisher":{"name":"Changing Markets Foundation","organization":"changing-markets-foundation"},"document_type":"report","language":"en","date_published":"2025","source_url":"https://changingmarkets.org/wp-content/uploads/2026/09/Growth-without-Guardrails.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The report examines the FAO's aquaculture growth targets and the 2025 Guidelines for Sustainable Aquaculture (GSA), arguing that they lack necessary protections to prevent the diversion of edible wild fish into fishmeal and fish oil (FMFO). Through modelling and case studies in West Africa, the document demonstrates how feed-intensive aquaculture increases pressure on wild fisheries and undermines local food security, particularly for vulnerable populations in Africa and Asia. It further alleges that the FAO's policy framing has been influenced by industry interests, shifting from a 'food-first' approach to one focused on efficiency and 'responsible sourcing' that permits continued extractive growth.","ai_generated":true,"unit":"chanmar-000174#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"The FAO's climate roadmap targets at least 75% growth in global 'sustainable aquaculture' production by 2040 compared to 2020, but the report argues this target lacks the guardrails needed to ensure it does not undermine food security.","ai_generated":true,"unit":"chanmar-000174#insight-1","date_modified":"2026-10-23"}],"climate_tags":["aquaculture","food security"],"geography_discussed":["West Africa","Mauritania","Norway","Ghana"],"frame_perspective":[],"analysis_type":["policy analysis","environmental modelling","human rights assessment"]},{"id":"iisd-002323","url":"https://climateinsightsdirectory.org/document/iisd-002323","title":"The Value of Water Retention Beneficial Management Practices to Farmers and Landowners in the Seine Rat Roseau Watershed District","publisher":{"name":"International Institute for Sustainable Development","organization":"international-institute-for-sustainable-development"},"document_type":"report","language":"en","date_published":"2022-11","source_url":"https://www.iisd.org/system/files/2022-12/water-retention-practices-seine-rat-roseau-watershed-district.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The report evaluates 10 water retention projects in Manitoba's Seine Rat Roseau Watershed District, finding that such projects generally provide positive economic returns, particularly for livestock producers. While upfront construction costs are the primary expense, benefits include flood and drought protection, improved water quality, and operational efficiencies. A cost-benefit analysis indicates an average benefit-cost ratio of 3.16 for livestock producers over a 20-year period, though crop-only operations showed lower returns due to high initial costs and fewer on-farm co-benefits.","ai_generated":true,"unit":"iisd-002323#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Water retention projects in the Seine Rat Roseau Watershed District (SRRWD) are primarily motivated by flood mitigation, with 9 out of 10 surveyed projects aiming to \"reduce downstream flooding\".","ai_generated":true,"unit":"iisd-002323#insight-1","date_modified":"2026-10-23"},{"text":"The economic return on water retention is significantly higher for livestock farms than for crop-only farms. For seven livestock producers, the average benefit-cost ratio (BCR) is 3.16, meaning every dollar invested yields \"CAD 3.16 dollars in water quality, extended grazing, and other co-benefits\".","ai_generated":true,"unit":"iisd-002323#insight-2","date_modified":"2026-10-23"},{"text":"Upfront construction costs are the dominant expense for these projects, accounting for \"anywhere from 53% to 100% of the lifetime project costs\". Total upfront costs for the 10 analyzed projects ranged from CAD 7,025.00 to CAD 87,050.44 in 2020 dollars.","ai_generated":true,"unit":"iisd-002323#insight-3","date_modified":"2026-10-23"},{"text":"Livestock producers reported several operational co-benefits, including \"extended grazing\" due to moisture retention in dry years and a \"reduced need to haul water\", which saves both time and fuel costs.","ai_generated":true,"unit":"iisd-002323#insight-4","date_modified":"2026-10-23"},{"text":"Water quality improvements are a significant component of the total benefits, with the 10 projects removing an average of 74.37 kg of total phosphorus (TP), 689.93 kg of total nitrogen (TN), and 12.46 tonnes of total suspended sediments annually. TN reductions accounted for \"72% to 89% of the water quality benefits\" across all sites.","ai_generated":true,"unit":"iisd-002323#insight-5","date_modified":"2026-10-23"},{"text":"Financial assistance is critical for adoption; one producer stated that \"construction costs would have been prohibitive\" without the SRRWD Water Retention program, which covers 80% to 100% of total project costs.","ai_generated":true,"unit":"iisd-002323#insight-6","date_modified":"2026-10-23"},{"text":"The long-term economic viability of these projects is sensitive to discount rates. At a 3% discount rate, benefits outweighed costs in 7 out of 10 projects; at a 9% discount rate, this occurred in 6 out of 10 projects, with the average BCR dropping from 2.5 to 1.6.","ai_generated":true,"unit":"iisd-002323#insight-7","date_modified":"2026-10-23"}],"climate_tags":["Flood mitigation","water quality","climate change adaptation","agricultural productivity","climate finance"],"geography_discussed":["Canada"],"frame_perspective":[],"analysis_type":["cost-benefit analysis","socio-economic survey","environmental modelling"]},{"id":"sei-002183","url":"https://climateinsightsdirectory.org/document/sei-002183","title":"REDUCING EMISSIONS TO THE BALTIC SEA BY TURNING NUTRIENTS AND CARBON INTO BENEFITS","publisher":{"name":"Stockholm Environment Institute","organization":"stockholm-environment-institute"},"document_type":"report","language":"en","date_published":"2020-12","source_url":"https://www.sei.org/wp-content/uploads/2020/12/bonus-return-final-report-dec-2020.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The report details the results of the BONUS RETURN project, which identified and evaluated ecotechnologies for recovering nitrogen, phosphorus, and carbon from wastewater and agriculture in the Baltic Sea Region. While agricultural waste recovery often showed positive net present value, wastewater technologies typically required expensive infrastructure, leading to negative net present values. The project emphasizes that transitioning to a circular nutrient economy requires shifting away from linear 'silo' thinking, harmonizing EU regulations for phosphorus, and adjusting fertilizer pricing to account for environmental externalities.","ai_generated":true,"unit":"sei-002183#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Phosphorus levels in the Baltic Sea continue to rise due to runoff from the drainage basin and internal loading from anaerobic sediments, driving annual cyanobacterial blooms that import approximately 370,000 tons of nitrogen per year via atmospheric fixation.","ai_generated":true,"unit":"sei-002183#insight-1","date_modified":"2026-10-23"},{"text":"The project identified 25 recovery and reuse solutions in agriculture and 28 in the wastewater sector relevant to the Baltic Sea Region. Mature technologies include struvite crystallization and ammonia stripping, while promising new ones include in situ adsorption of dissolved phosphorus and biocoal production from sludge.","ai_generated":true,"unit":"sei-002183#insight-2","date_modified":"2026-10-23"},{"text":"Cost-benefit analyses across three catchment areas indicate that ecotechnologies for circulating nutrients from agricultural wastes can have a positive Net Present Value (NPV), whereas wastewater management ecotechnologies generally show negative NPVs due to high infrastructure costs.","ai_generated":true,"unit":"sei-002183#insight-3","date_modified":"2026-10-23"},{"text":"SWAT model simulations showed that while selected ecotechnologies provided co-benefits like bio-based fertilizer and energy, they were less effective at reducing nutrient loads than traditional hotspot-targeted Best Management Practices. For example, nutrient extraction in the Slupia River reduced nitrogen and phosphorus by 6-7%.","ai_generated":true,"unit":"sei-002183#insight-4","date_modified":"2026-10-23"},{"text":"The economic viability of recovered nutrients is hindered by the low market price of conventional chemical fertilizers, which do not account for environmental externalities.","ai_generated":true,"unit":"sei-002183#insight-5","date_modified":"2026-10-23"},{"text":"There is a significant regulatory gap in the EU regarding phosphorus; while nitrogen reuse is regulated by the Nitrates Directive, no such harmonized norm exists for phosphorus, which is currently managed by fragmented national directives.","ai_generated":true,"unit":"sei-002183#insight-6","date_modified":"2026-10-23"},{"text":"The reuse of sewage sludge on agricultural land in Sweden is a highly polarized issue, with perceived risks regarding microplastics, PFAS, and other contaminants often outweighing the perceived benefits.","ai_generated":true,"unit":"sei-002183#insight-7","date_modified":"2026-10-23"},{"text":"Linear and 'silo' thinking in governance and management impedes the transition to a circular economy, as wastewater systems are traditionally designed for waste removal rather than resource recovery.","ai_generated":true,"unit":"sei-002183#insight-8","date_modified":"2026-10-23"}],"climate_tags":["wastewater treatment","biochar","biogas","circular economy","greenhouse gas emissions"],"geography_discussed":["Sweden","Finland","Poland","Denmark","Fyris","Vantaa River"],"frame_perspective":[],"analysis_type":["systematic review","multi-criteria analysis","cost-benefit analysis","environmental modelling","stakeholder engagement"]},{"id":"sei-002027","url":"https://climateinsightsdirectory.org/document/sei-002027","title":"Publishable Summary of First Periodic Report 2017-2018","publisher":{"name":"Stockholm Environment Institute","organization":"stockholm-environment-institute"},"document_type":"executive summary","language":"en","date_published":"2018-10-03","source_url":"https://www.sei.org/wp-content/uploads/2022/03/yearly-report-publishable-summary2017-2018.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","analysis_type"],"summary":{"text":"The BONUS RETURN project focuses on the implementation of eco-technologies in three river basins: Vantaanjoki (Finland), Słupia (Poland), and Fyrisån (Sweden). During its first year, the project established a broad definition of 'eco-technologies' as \"human interventions in social- ecological systems in the form of practices and/or biological, physical, and chemical processes designed to minimise harm to the environment and provide services of value to society.\" Key activities included a systematic review of 77 articles to define the term, a search of nearly 35,000 records to identify existing technologies in agriculture and wastewater treatment, and the establishment of stakeholder platforms in the three catchment areas. Additionally, the project launched the 'Nutrients and Carbon Reuse Challenge', attracting 15 European applicants and selecting three winning innovations for pre-commercialization planning. Technical work included collecting data for SWAT modelling to establish baseline phosphorus (Ptot) and nitrogen (Ntot) loadings in the case study areas.","ai_generated":true,"unit":"sei-002027#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"A systematic review of 77 articles on carbon and nutrients revealed a lack of consensus on the meaning of 'ecotechnology', with nearly half of the articles using the term as a \"buzzword (i.e. in titles, abstracts or keywords only)\".","ai_generated":true,"unit":"sei-002027#insight-1","date_modified":"2026-10-23"},{"text":"The project established a working definition of eco-technologies as \"human interventions in social- ecological systems in the form of practices and/or biological, physical, and chemical processes designed to minimise harm to the environment and provide services of value to society.\"","ai_generated":true,"unit":"sei-002027#insight-2","date_modified":"2026-10-23"},{"text":"A comprehensive search of nearly 35,000 scientific and grey literature records resulted in a shortlist of approximately 500 articles regarding eco-technologies used in the wastewater treatment and agriculture sectors.","ai_generated":true,"unit":"sei-002027#insight-3","date_modified":"2026-10-23"},{"text":"The 'Nutrients and Carbon Reuse Challenge' innovation competition attracted 15 applicants from various European countries and identified three winning innovations for which the project will develop pre-commercialization plans.","ai_generated":true,"unit":"sei-002027#insight-4","date_modified":"2026-10-23"},{"text":"Baseline conditions for total nitrogen (Ntot) and total phosphorus (Ptot) loadings were established for the three case study catchment areas using SWAT modelling data, including meteorological data, land and soil maps, and digital elevation (DEM).","ai_generated":true,"unit":"sei-002027#insight-5","date_modified":"2026-10-23"}],"climate_tags":["carbon sequestration","wastewater treatment","agriculture","water quality"],"geography_discussed":[],"frame_perspective":[],"analysis_type":["systematic review","multi-criteria analysis","environmental modelling"]}]}