{"query_echo":{"q":"","filters":{"analysis_type":["cumulative impacts analysis"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'cumulative impacts analysis' for facet 'analysis_type' is not in the controlled vocabulary."}]},"total":{"value":2,"relation":"eq"},"page":1,"page_size":20,"self":"https://climateinsightsdirectory.org/api/v1/search?analysis_type=cumulative+impacts+analysis","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":"iisd-000629","url":"https://climateinsightsdirectory.org/document/iisd-000629","title":"Peatland Mining in Manitoba’s Interlake: Cumulative impacts analysis focusing on potential nutrient loading and greenhouse gas emissions","publisher":{"name":"International Institute for Sustainable Development","organization":"international-institute-for-sustainable-development"},"document_type":"report","language":"en","date_published":"2015-04-30","source_url":"https://www.iisd.org/publications/report/peatland-mining-manitobas-interlake-cumulative-impacts-analysis-focusing","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The analysis finds that potential nutrient loads from peat mining operations represent a small proportion of the yearly phosphorus and nitrogen loads to Lake Winnipeg, with total loads from all Manitoba lease holdings not exceeding 12 tonnes P yr-1 and 449 tonnes N yr-1. Greenhouse gas emissions from land-use change due to active mines in Manitoba are estimated not to exceed 13.47 tonnes CO2e ha-1 yr-1, with total emissions from all current lease holdings in the province not exceeding 0.4 million tonnes CO2e yr-1.","ai_generated":true,"unit":"iisd-000629#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Nutrient leaching from active peat mines in Manitoba is estimated to stay below 0.40 kg P ha-1 yr-1 and 15.00 kg N ha-1 yr-1. Total phosphorus and nitrogen loads to Lake Winnipeg from all current peat lease holdings in Manitoba are projected not to exceed 12 tonnes P yr-1 and 449 tonnes N yr-1, respectively, which constitutes a small proportion of the lake's total yearly loads.","ai_generated":true,"unit":"iisd-000629#insight-1","date_modified":"2026-10-23"},{"text":"Greenhouse gas emissions resulting from land-use change for active peat mines in Manitoba are estimated not to exceed 13.47 tonnes CO2e ha-1 yr-1. The total emissions from all current peat lease holdings across Manitoba are projected to be no more than 0.4 million tonnes CO2e yr-1, while those specifically in the Interlake region would not exceed 0.17 million tonnes CO2e yr-1.","ai_generated":true,"unit":"iisd-000629#insight-2","date_modified":"2026-10-23"}],"climate_tags":["greenhouse gas emissions","land-use change"],"geography_discussed":["Lake Winnipeg","Canada"],"frame_perspective":[],"analysis_type":["quantitative analysis","cumulative impacts analysis"]},{"id":"iisd-003355","url":"https://climateinsightsdirectory.org/document/iisd-003355","title":"Peatland Mining in Manitoba’s Interlake","publisher":{"name":"International Institute for Sustainable Development","organization":"international-institute-for-sustainable-development"},"document_type":"report","language":"en","date_published":"2015-04","source_url":"https://www.iisd.org/system/files/publications/peatland-mining-manitoba-interlake-2015.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The report assesses the environmental impact of peat mining in Manitoba, specifically focusing on the Interlake region. It estimates that nutrient leaching from all current peat lease holdings would contribute between 0.02% and 0.35% of total annual phosphorus and 0.04% to 0.87% of total annual nitrogen loads to Lake Winnipeg. Greenhouse gas emissions from land-use change due to peat extraction are estimated to be no more than 0.4 million tonnes CO2e per year, representing approximately 2% of Manitoba's total annual emissions. The document concludes that a cumulative environmental assessment (CEA) is an appropriate methodology for managing these activities and suggests mitigation strategies such as carbon credit trading, immediate post-extraction restoration, and the use of sedimentation ponds and constructed wetlands.","ai_generated":true,"unit":"iisd-003355#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Nutrient leaching from active peat mines in Manitoba is estimated to not exceed 0.40 kg P ha-1 yr-1 and 15.00 kg N ha-1 yr-1.","ai_generated":true,"unit":"iisd-003355#insight-1","date_modified":"2026-10-23"},{"text":"The total phosphorus and nitrogen loads to Lake Winnipeg from all current peat lease holdings in Manitoba are estimated to not exceed 12 tonnes P yr-1 and 449 tonnes N yr-1, respectively.","ai_generated":true,"unit":"iisd-003355#insight-2","date_modified":"2026-10-23"},{"text":"Peat mining's contribution to Lake Winnipeg's annual nutrient loads is relatively small, with phosphorus ranging from 0.02 to 0.35 per cent and nitrogen from 0.04 to 0.87 per cent.","ai_generated":true,"unit":"iisd-003355#insight-3","date_modified":"2026-10-23"},{"text":"Greenhouse gas emissions from land-use change due to active peat mines in Manitoba are estimated to not exceed 13.47 tonnes CO2e ha-1 yr-1.","ai_generated":true,"unit":"iisd-003355#insight-4","date_modified":"2026-10-23"},{"text":"Total annual land-use change greenhouse gas emissions from all Manitoba peat lease holdings would not exceed 0.4 million tonnes CO2e yr-1, which is approximately 2% of the province's total emissions of 19.8 million tonnes CO2e.","ai_generated":true,"unit":"iisd-003355#insight-5","date_modified":"2026-10-23"},{"text":"Proposed peat mining at the Ramsay Point and Deer Lake sites in the Interlake would contribute approximately 0.3 tonnes of phosphorus and 8.1 tonnes of nitrogen to Lake Winnipeg annually.","ai_generated":true,"unit":"iisd-003355#insight-6","date_modified":"2026-10-23"},{"text":"Effective mitigation for nutrient loading includes the use of sedimentation ponds, treatment lagoons, constructed wetlands, and peak runoff control combined with biomass harvesting.","ai_generated":true,"unit":"iisd-003355#insight-7","date_modified":"2026-10-23"},{"text":"Greenhouse gas mitigation strategies include carbon credit trading and the immediate commencement of peatland restoration or rehabilitation after extraction is complete.","ai_generated":true,"unit":"iisd-003355#insight-8","date_modified":"2026-10-23"},{"text":"Research indicates that the net carbon sink function of a degraded peatland can be restored in less than 10 years following restoration.","ai_generated":true,"unit":"iisd-003355#insight-9","date_modified":"2026-10-23"},{"text":"The report identifies that a Cumulative Environmental Assessment (CEA) is a reasonable methodology for assessing peat mining in Manitoba as it evaluates interactions between activities and environmental components over larger areas and longer timescales than individual EIAs.","ai_generated":true,"unit":"iisd-003355#insight-10","date_modified":"2026-10-23"}],"climate_tags":["greenhouse gas emissions","carbon sequestration","peatland restoration","land-use change"],"geography_discussed":["North Carolina","Finland","Sweden","Quebec","Alberta","Ontario","Minnesota","New Brunswick"],"frame_perspective":[],"analysis_type":["cumulative impacts analysis","quantitative estimation","literature review"]}]}