Essays about: "circular nutrient economy"

Showing result 1 - 5 of 12 essays containing the words circular nutrient economy.

1. 1. Could Organic waste be a solution for food security in India? : an interview study on the opportunities and barriers of city compost adoption in Maharashtra

   University essay from SLU/Dept. of Biosystems and Technology (from 130101)

   Author : Felix Möhlendick; [2023]
   Keywords : Compost; India; Maharashtra; Soil fertility; Adoption; sustainable farming; circular economy; waste management;

   Abstract : The purpose of this study was to identify different barriers and opportunities that might be influencing farmers in their decision to adopt city compost. To identify relevant factors I conducted semi structured interviews with farmers and relevant stakeholders. READ MORE

3. 2. Centering farmer perspectives on a dry-fertiliser made from human urine: a case study on Gotland, Sweden

   University essay from Lunds universitet/LUCSUS

   Author : Nicola Parfitt; [2023]
   Keywords : circular nutrient economy; human urine fertiliser; ecological sanitation; eutrophication; sustainability science; Social Sciences;

   Abstract : To reduce eutrophication and close the nutrient loop between sanitation and agriculture, innovations to recycle human waste are being further developed. As there is little research on Swedish farmer perspectives towards human urine fertilisers, this study investigates Gotlandic farmer perspectives on a dry-fertiliser derived from human urine, developed by Sanitation360. READ MORE

4. 3. Towards Water Resource Recovery Facilities : Environmentally Extended Techno-Economic Assessment of Emerging Sewage Sludge Management Technologies in Sweden

   University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

   Author : Harry Tibbetts; [2023]
   Keywords : Circular Economy; Waste Valorisation; Systems Analysis; LCA; MFA; EFA; TEA; Hydrothermal Carbonisation; Cirkulär ekonomi; Waste Valorisation; Systems Analysis; LCA; MFA; EFA; TEA; Hydrotermal Carbonization;

   Abstract : Municipal sewage sludge (MSS) management varies widely between countries and legislative regimes. Within the European directive for sewage treatment France applies over half of MSS to arable land, while The Netherlands has banned the practice (Kelessidis et al, 2012). READ MORE

5. 4. Effect of Mycorrhizal Inoculation on Growth and Nutrient Uptake by Leek (Allium porrum) fertilized with Inorganic N Combined with Saturated Polonite

   University essay from SLU/Dept. of Biosystems and Technology (from 130101)

   Author : Emmanuel Owusu Boateng; [2023]
   Keywords : Phosphorus; Arbuscular Mycorrhiza fungi; Saturated polonite; Nitrogen; Allium porrum; Sustainability; circular economy;

   Abstract : The continuous rise in global population continues to increase the demand for food. Meeting this rise in demand requires an increase in agricultural input, such as applying fertilizers, including phosphorus (P). READ MORE

6. 5. Closing the loop of human waste: can eco-innovation be the key? Findings from the case study of the LooPi urinal

   University essay from Lunds universitet/Internationella miljöinstitutet

   Author : Maricruz Vargas Esquivel; [2022]
   Keywords : eco-innovation; eco-toilet; wastewater reuse; circular economy; Vienna; Earth and Environmental Sciences;

   Abstract : The Circular Economy (CE) primary goal is to be capable of "closing the loops" in processes by changing the idea of resources and waste. Eco-innovation ("the introduction of any new or significantly improved product (good or service), process, organizational change or marketing solution that reduces the use of natural resources (including materials, energy, water, and land)" could be a way to encourage industries to develop more solutions with "closed-loop" systems. READ MORE