Sustainable Solutions for Waste Management in Developing Countries.
Presentation Outline. Introduction Objectives Methodology Result and discussion Conclusion References.
Introduction. [image]. 3. Solid waste is the unwanted or useless solid materials generated from human activities in residential, industrial or commercial areas. The systematic management of collecting, source-separating, storing, transporting, transferring, processing, treating, and disposing of solid waste is defined as solid waste management (SWM)..
Introduction (cont.). [image]. 4. Increasing population issues day by day, that’s why solid waste spreads worldwide and affects our environment. Inspite of essential challenges involved in SWM, there are a number of opportunities for progress and long-term development..
Research Scope and background. 5. Figure 1: Khulna waste disposal picture.
KCCs collection & transportation. Secondary disposal sites Large hauled container point Small hauled container point.
Throwing empty plastic bottle into the trash. Objectives.
Methodology. 8. Figure 2: Methodological framework.
Methodology. Area: 45.65 sq km Population: 9,55,000 Ward no: 21 Household: 1052 Studfå Ward-2 Khubta City Corporation.
Methodology. 10. Demographic profile was made by analyzing primary data. For this research study, application of SPSS version 27.0 was utilized as a powerful tool for analyzing the primary data. These tests included the normality, reliability & validity test, all of which performed a significant role in validating the questionnaire model..
Result and discussion. 6CB6 5096 4096 30% 2096 1096 KCC u Montu Colony • Greenland bosti Types of waste.
Result and discussion (cont.). 45% 3096 25% 20% 1096 5% KCC 45% Montu Colony • Broken bucket Cardboard carton • Polythene bag • Tin/Plastic container Greenland bosti Working zone.
Result and discussion (cont.). Drain, 11, d/Riversi 'Ikeside, 7 Other, 9 Open space 8. 25.70,4 In a grou hole, 3, 9 Besid, road 6, Open space besides your home mad • Poad1Rivet'idemakeAde Drain • Boid' road In a ground hole.
Result and discussion(cont.). 14. Railway slum waste practice past and present 70% 600/0 3C/0 61% 1 1% 2017 74% 31% 1 3% 2023 Generation Collection Disposal Recycling.
Result and discussion(cont.). 15. Roads are narrow. Drains are about to get blocked. Densely populated homes. Garbage is visible and scattered in everywhere. Frequently set on fire as a method of waste disposal. From open dumps, slow-burning fires emit dangerous smoke. Terrible smell comes from landfill site..
A framework for Bio gas plant. 16. After being separated, waste is collected and transfened to a landfill for disposal. Electricity is ready to be provided to homes and businesses. This waste contains organic material. Methane and carbon dioxide are byproducts of the breakdown of this biological waste by anaerobic nucroorgantsms. .11 Gas is cleaned, pressurized, and de-watered. It is now prepared for use as fuel for engines for the production of electricity. lii Gas is collected in the landfill through a number of wells and piped to the on-site power plant..
A framework for composting. 17. Organic Solid Segregation Waste C02, NH3 excess air as a byproduct Bagging Sorting without nm- Shredding compostable Water additives with moisture Composting with air adjustments circulation Saleable compost.
Conclusion. 18. This research identified the types of solid waste (SW) generation from Khulna Railway slum of Khulna City Corporation (KCC) and majority of waste is organic waste. The study investigated the waste disposal practice and challenges on slum dwellers in Khulna Railway slum..
Recommendation. 19. Timely Door-to-Door waste collection service. Availability of waste transportation service. Public awareness and motivation. NGO and CBO collaboration. Education and training practices. Offering incentive package for responsible worker..
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Thanks For Your kind attention. 22.