{"query_echo":{"q":"","filters":{"analysis_type":["field trial"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'field trial' 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=field+trial","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":"bc3res-000191","url":"https://climateinsightsdirectory.org/document/bc3res-000191","title":"The effect of providing monetary information on energy savings for household appliances: a field trial in Spain","publisher":{"name":"Basque Centre for Climate Change","organization":"basque-centre-for-climate-change"},"document_type":"research paper","language":"en","date_published":"2020-10","source_url":"https://www.bc3research.org/h6T8Uy8Nm4gFs0O/202010230146191307555145.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The study used a field trial with 26 small retailers in Spain to test three treatments: a monetary label (ML), trained sales staff, or a combination of both. Results showed that the effectiveness of monetary information varies by appliance: MLs increased A+++ washing machine purchases, while sales staff (alone or combined with MLs) increased A+++ fridge purchases. No significant effect was found for dishwashers.","ai_generated":true,"unit":"bc3res-000191#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"For washing machines, the use of a monetary label (Treatment 1) increased the probability of consumers purchasing a high energy-efficient A+++ model by 3.16% compared to the control group.","ai_generated":true,"unit":"bc3res-000191#insight-1","date_modified":"2026-10-23"},{"text":"In the case of fridges, both the provision of monetary information by sales staff (Treatment 2) and the combination of sales staff and monetary labels (Treatment 3) significantly increased the probability of purchasing A+++ models.","ai_generated":true,"unit":"bc3res-000191#insight-2","date_modified":"2026-10-23"},{"text":"For fridges, providing monetary information through sales staff alone (Treatment 2) was more effective than the combined approach of labels and staff (Treatment 3) by 11.5%.","ai_generated":true,"unit":"bc3res-000191#insight-3","date_modified":"2026-10-23"},{"text":"No treatment was found to be statistically significant in promoting the purchase of high energy-efficient dishwashers.","ai_generated":true,"unit":"bc3res-000191#insight-4","date_modified":"2026-10-23"},{"text":"The study suggests a 'tiredness effect' among retailers, where the effectiveness of interventions decreased over the six-month trial as staff may have grown tired of the required interaction methods.","ai_generated":true,"unit":"bc3res-000191#insight-5","date_modified":"2026-10-23"},{"text":"Socio-demographic factors influenced purchases: consumers aged 30-45 were less likely to invest in A+++ fridges, and those over 60 were less likely to buy high energy-efficient dishwashers.","ai_generated":true,"unit":"bc3res-000191#insight-6","date_modified":"2026-10-23"},{"text":"For washing machines, higher income was associated with a higher probability of purchasing an A+++ model when the combined treatment of labels and staff training (Treatment 3) was applied.","ai_generated":true,"unit":"bc3res-000191#insight-7","date_modified":"2026-10-23"}],"climate_tags":["energy efficiency"],"geography_discussed":["Basque Country","Regional Community of Navarre","Cantabria","Aragon"],"frame_perspective":[],"analysis_type":["field trial","probit model"]},{"id":"iisd-000358","url":"https://climateinsightsdirectory.org/document/iisd-000358","title":"Cattail Biomass to Energy: Commercial-scale harvesting of cattail biomass for biocarbon and solid fuel","publisher":{"name":"International Institute for Sustainable Development","organization":"international-institute-for-sustainable-development"},"document_type":"report","language":"en","date_published":"2015-01-20","source_url":"https://www.iisd.org/publications/report/cattail-biomass-energy-commercial-scale-harvesting-cattail-biomass-biocarbon","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","geography_discussed","analysis_type"],"summary":{"text":"The International Institute for Sustainable Development (IISD) conducted trials in 2012 using commercial grain and forage equipment to harvest cattails from ditches and Pelly’s Lake in Manitoba. The project successfully harvested nearly 300 tonnes of biomass, removing an estimated 240 kilograms of phosphorus. The results demonstrated that conventional equipment can be used for biomass feedstock collection, though efficiency is heavily dependent on water level management and weather conditions. Harvested materials were sent to Saskatchewan for biocarbon production and agricultural trials.","ai_generated":true,"unit":"iisd-000358#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Commercial-scale grain and forage equipment, including windrower swathers and both square and round balers, can successfully harvest cattails for use as biomass feedstock, provided environmental conditions are suitable.","ai_generated":true,"unit":"iisd-000358#insight-1","date_modified":"2026-10-23"},{"text":"In 2012, the harvesting operations in Manitoba collected nearly 300 tonnes of cattail biomass, which resulted in the capture and removal of approximately 240 kilograms of phosphorus.","ai_generated":true,"unit":"iisd-000358#insight-2","date_modified":"2026-10-23"},{"text":"Operational efficiency and costs for cattail harvesting are significantly influenced by weather and water management; below-normal precipitation during the growing season aided cutting, while above-normal fall precipitation hindered baling.","ai_generated":true,"unit":"iisd-000358#insight-3","date_modified":"2026-10-23"}],"climate_tags":[],"geography_discussed":["Saskatchewan","Holland"],"frame_perspective":[],"analysis_type":["field trial","cost estimate"]}]}