SOLID WASTE MANAGEMENT

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covers:definition of solid waste,its types.open dump waste,plastic bags,methods of waste disposal -composting,incineration,landfills,waste management hierarchy and modern waste management-reduce,reuse and recycle..

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SOLID WASTE MANAGEMENT : 

SOLID WASTE MANAGEMENT

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SOLID WASTE ANY DISCARDED MATERIAL THAT AFFECTS ENVIRONMENT OR LIVING BEINGS

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KINDS OF SOLID WASTE INDUSTRIAL WASTE AGRICULTURAL WASTE MINING WASTE MUNICIPAL WASTE

Why is solid waste disposal a major problem for towns and cities? : 

Why is solid waste disposal a major problem for towns and cities? It is an expensive undertaking, the second largest expenditure after education It takes up valuable and expensive land close to towns and cities It devalues nearby land properties Pollutes groundwater, air and produces pungent odor The garbage disposal process represent a waste of natural resources.

Open waste dumps : 

Open waste dumps Abandoned piles of household garbage, bags of yard waste, appliances, old barrels, used tires, and debris such as lumber, shingles, pipes and asbestos can threaten the health of humans, wildlife, and the environment.

Open waste dumps – demerits : 

Open waste dumps – demerits Open dumps create a public nuisance, divert land from more productive uses, and depress the value of surrounding land. Open dumps have become the feeding grounds for children from poor homes

A growing concern for Urban Dwellers: Plastic bags? : 

A growing concern for Urban Dwellers: Plastic bags? Plastic Bags A major source of municipal solid waste

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METHODS OF WASTE DISPOSAL

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LANDFILLS DUMPING OF SOLID WASTE IN LAND

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INCINERATION Burning of combustible solid wastes in properly constructed incineration plants. Recovers energy that would otherwise be lost. Disadvantage-Emits dangerous cancer causing compounds called Dioxins Burning of combustible solid wastes in properly constructed incineration plants. Recovers energy that would otherwise be lost. Burning of combustible solid wastes in properly constructed incineration plants. Recovers energy that would otherwise be lost. Disadvantage-Emits dangerous cancer causing compounds called Dioxins Burning of combustible solid wastes in properly constructed incineration plants. Recovers energy that would otherwise be lost. Disadvantage-Emits dangerous cancer causing compounds called Dioxins Burning of combustible solid wastes in properly constructed incineration plants. Recovers energy that would otherwise be lost.

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The conversion of biodegradable waste like vegetable peels into manure to use in agricultural purposes. COMPOSTING

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MODERN WASTE MANAGEMENT SYSTEM

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REUSE Reuse of waste material not only saves money but also help in disposal of waste. Clothing ,Furniture and other reusable material should be used instead of disposal one.

REDUCE: Suggestions for reducing waste at source : 

REDUCE: Suggestions for reducing waste at source Purchase more durable and less of disposable items Buy more efficient products – cars, appliances and houses Reduce consumption of luxury items Purchase items that can be reused over and over.

Recycling : 

Recycling Recycling is a form of Reuse . However, Recycling involves some transformation of the original material into new forms. e.g. PVC, newspaper, glass

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Utilisation of waste in a better way To produce electricity e.g.Potato peels

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THANK YOU

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