Solid waste & management
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This presentation discusses solid waste management. It defines the objective of solid waste management as controlling, collecting, processing, and disposing of solid wastes in an economical way while protecting public health. The document classifies different types of solid waste and identifies their sources. It outlines current solid waste collection methods in India and discusses the health impacts of improper waste management. Finally, it describes different methods for municipal solid waste disposal, including landfilling, incineration, composting, and explains the 3R approach of reduce, reuse, recycle to promote more sustainable waste management.
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Solid waste & management
- 1. 1 A Presentation on: SOLID WASTE MANAGEMENT Presented By: PRITAM PRAJAPATI B.TECH BIOTECH Department of BIOTECHNOLOY ASHOKA INSTITUTE OF TECH & MGMT
- 4. Objective Of SolidWaste Management The objective of solid wastes management is to control, collect, process, dispose off solid wastes in an economical way consistent with the public health protection.
- 5. Classification of Solid Waste E-Wastes Industrial wastes Bio-medical wastes Agricultural wastes Municipal Solidwastes
- 6. Classification of SolidWaste Municipal Solid wastes: Solid wastes that include household garbage, rubbish, construction & packaging materials, etc. and are managed by anymunicipality. Bio-medical wastes: Solid or liquid wastes including containers, products generated during diagnosis, treatment & research activities of medicalsciences. Industrial wastes: Liquid and solid wastes that are generated by manufacturing & processing units of various industries like chemical, petroleum, coal, metal gas, paperetc. Agricultural wastes: Wastes generated from farming activities. These substances are mostlybiodegradable. E-wastes: Electronic wastes generated from any modern establishments. They may be described as discarded electrical or electronic devices. Some electronic scrap components, such as wires, circuits, mobile, computers etc.
- 7. E-Wastes Agricultural wastes Bio-medical wastes Industrial wastes
- 10. • Primarily by the city municipality. No gradation of waste product e.g. bio- degradable, glasses, polybags, paper etc. -Dumps these wastes to the city outskirts. • Local raddiwala /kabadiwala. • -Collecting small iron pieces by magnets. -Collecting glassbottles. -Collecting paper forrecycling. Solid WasteCollection in India
- 11. In Mumbai (2005) clogged the sewage line due to large no. of plastic bags. Blast in the Bhusan Steel factory at Noida, caused due to imported scrap from Iran. Reduction in the number of migratory birds due to consumption of contaminated foods. Animals dying on streets due to consumption of plastic bags, which blocks the food movement in their stomach . How solid waste affected usin recent years.
- 12. Impacts of solid waste on health Nausea and vomiting Low birth weight Cancer Chemical poisoning through chemical inhalation Increase in hospitalizatio n of diabetic residents living near hazard waste sites Mercury toxicity from eating fish with high levels of mercury
- 13. Population growth Increase in industrials manufacturin g Urbanization Causes of increase in solid waste
- 14. Understand The Various Kinds of MSW Disposal Methods Such asLand Filling, Incineration and Organic MSW Composting.
- 15. • It isthe most traditional method of waste disposal. • Waste isdirectly dumped into quarries, mining voids or borrow pits. • Disposed waste iscompacted and covered with soil. • It isgenerally used for domestic waste. Land Filling
- 16. A Land Fill Site
- 17. LAND REQUIREDFORDISPOSALOF MSW EMMISION OF METHANE FROM LANDFILL
- 18. • Incineration isa waste treatment process that involves the combustion of solid waste at 1000^o C. • waste materials are converted into ash, flue gas, and heat. • The ashismostly formed by the inorganic constituents of the waste and gases due to organic waste. • The heat generated by incineration isused to generate electric power. Incineration
- 19. Incineration
- 20. How can we make a change Know 3R’s Concept and Justify Aspects and Issues related to recycling and composting of municipal solid waste (MSW).
- 21. Reduction • By reducing, consumer and industry can save natural resources and reduce waste management costs. Reuse • Large production companies suchas Electronic, appliances and gadgets, should establish the collection centre, where damaged items can be repaired and reuse. Recycling • Recycling turns materials that would otherwise become waste into valuable resources.
- 24. Thank You..