How does Lagos manage waste?
In Lagos, the informal waste economy draws from two main waste sources – municipal waste and e-waste. An estimated 13,000 metric tonnes of municipal waste is generated every day. The Lagos state waste management authority disposes of about 7,000 tonnes of solid waste a day in the four landfill sites across the state.
What is the best method of solid waste management?
The best solution is recycling of the solid waste. It is the process of converting waste into some new or usable product thereby preventing waste disposal. Obviously landfill method of disposal has many limitations. Landfills are likely to cause air water and land pollution in spite of utmost care taken.
What are the common waste management methods?
There are eight major groups of waste management methods, each of them divided into numerous categories. Those groups include source reduction and reuse, animal feeding, recycling, composting, fermentation, landfills, incineration and land application.
What is waste management in Nigeria?
Municipal waste management is the collective process of sorting, storage, collection, transportation, processing, resource recovering, recycling and disposal of waste. In Nigeria, wastes are usually dumped on roadsides, available open pits, flowing gully water and drainage channels.
What are the four methods of waste management?
Waste disposal methods
- Recycling. Incineration.
- Other thermal treatment plants. Chemical-physical and biological treatment.
- Chemical-physical and biological treatment. Landfills.
- Landfills. Collection and logistics.
What are the two methods employed for disposal of solid waste?
The conventional landfill, incineration, composting, and ways of handeling solid wastes are common as mature technologies for waste disposal. Traditionally, the most commonly used technologies for the treatment and valorization of the organic fraction of MSW are composting and anaerobic digestion (AD).
What are solid waste management problems in Nigeria?
The continuous indiscriminate disposal of municipal solid waste is accelerating and is linked to poverty, poor governance, urbanization, population growth, poor standards of living, and low level of environmental awareness and inadequate management of environmental knowledge.
What are the various types of solid waste?
Types of Solid Wastes
- Household Hazardous Waste (HHW)
- Construction and Demolition Debris.
- Industrial/Commercial Waste.
- Hazardous Waste Lamps.
- Regulated Medical Waste.
- Used Electronic Equipment.
- Used Oil.
- Waste Tires.
What is the source of waste generation in Lagos?
According to Lagos State Waste 119 fManagement Authority (LAWMA), 53% waste generation in Lagos state is from vegetable matters (food waste) and other putrescible, while the remaining 47% is composed of other waste components. (Lagos state waste management authority, 2012).
What are the types of municipal solid waste generated in Nigeria?
The types of municipal solid wastes generated in Lagos state, Nigeria encompass domestic, industrial, agricultural, sewage and other wastes including wastes from the medical, electrical and electronics industries. These wastes include both nonhazardous and hazardous materials.
How does lack of proper waste management affect the environment?
Lack of proper waste management system and lack-luster enforcement in environmental regulations has resulted in waste being disposed of without consideration for environmental and human health impacts. This has resulted in refuse heaps being dumped in open fields and on sidewalks in heavily populated cities.
Is Lagos population growing faster than the rest of the world?
The implication is that whereas country population growth is between 4 and 5% and global growth is approximately 2%, Lagos population is growing twice as fast as the rest of the country, four times faster than the rest of the world, and ten times faster than the large American cities of New York and Los Angeles.