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Waste management

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  • 1. What is waste? •Waste is an unavoidable by-product of most human activity . • Economic development and rising living standards in the Asian and Pacific Region have led to increases in the quantity and complexity of generated waste. •While industrial diversification and the provision of expanded health-care facilities have added substantial quantities of industrial hazardous waste and biomedical waste, with potentially severe environmental and human health consequences.
  • 2. Types of wastes 1. Municipal Solid Waste 2. Industrial Solid Waste 3. Agricultural Waste and Residues 4. Hazardous Waste
  • 3. MSW • Municipal solid waste (MSW) is generated from • households, offices, hotels, shops, schools and other • institutions. The major components are food waste , plastic, rags, metal and glass. • demolition and construction debris is often included. • hazardous waste, such as electric light bulbs, batteries, • automotive parts and discarded medicines and chemicals are also a part.
  • 4. ISW • Industrial solid waste would include paper, packaging materials, • waste from food processing, oils, solvents, resins, • paints and sludge, glass, ceramics, stones, metals, • plastics, rubber, leather, wood, cloth, straw, abrasives etc
  • 5. AWR (Agricultural Waste and Residues) • Expanding agricultural production has naturally resulted in increased quantities of livestock waste, agricultural crop residues and agro-industrial by-products. • People’s Republic of China produces the largest quantities of agriculture waste and crop residues followed by India. • tones of residues are generated annually from the production of rice, corn and wheat alone .
  • 6. Hazardous Waste • Primarily, high-volume generators of industrial hazardous waste are the chemical, petrochemical, petroleum, metals, energy production plants (coal- fired and nuclear plants). • Small- and medium-sized industries that generate hazardous waste include auto and equipment repair shops, electroplating and metal finishing shops, textile factories, hospital and health-care centres, dry .cleaners and pesticide users.
  • 7. Waste management
  • 8. 1) collection 2) Transport 3) processing 4)recycling 5) monitoring
  • 9. Why it is done ?
  • 10. • It is generally undertaken to reduce their effect on human health, environment & aesthetics. • It is also carried out to recover resources from it.
  • 11. It involves solid , liquid & gaseous substances
  • 12. Waste management practices differ for developed and developing nations, for urban and rural areas, and for residential and industrial producers.
  • 13. Management for non-hazardous residential and institutional waste in metropolitan areas is usually the responsibility of local government authorities, while management for non- hazardous commercial and industrial waste is usually the responsibility of the generator.
  • 14. DESINGED BY Sunil Kumar Research Scholar/ Food Production Faculty Institute of Hotel and Tourism Management, MAHARSHI DAYANAND UNIVERSITY, ROHTAK Haryana- 124001 INDIA Ph. No. 09996000499 email: skihm86@yahoo.com , balhara86@gmail.com linkedin:- in.linkedin.com/in/ihmsunilkumar facebook: www.facebook.com/ihmsunilkumar webpage: chefsunilkumar.tripod.com