Sources Of Waste Flashcards
What are the 6 types of waste?
Residential Industrial Commercial Institutional Construction and demolition Urban services
What does e waste include?
Computers, TVs
What is meant by special waste?
Bulky items, consumer electronics
What is meant by hazardous waste?
Gas tanks, aerosols
What are the residential waste generators?
Households
What are the main industrial waste generators?
Light and heavy manufacturing
Fabrication
Construction sites
Power and commercial plants
What are the main commercial waste generators?
Stores Hotels Restaurants Markets Office buildings
What are the main industrial waste generators?
Schools Hospitals Prisons Airports Government buildings
What are the main construction and demolition waste generators?
New construction sites
Road repair
Renovation sites
Demolition of buildings
What are some of the main urban services waste generators?
Cleaning Landscaping Parks Beaches Water and wastewater treatment
What source of waste accounts for up to 40% of the total waste stream in some cities?
Construction and demolition waste can contribute to as much as 40% of the waste stream in some cities.
What are the main types of residential waste?
Food Paper Plastic Textiles Batteries Aerosols
What are the main types of industrial waste?
Packaging Construction Demolition materials Hazardous waste Special waste
What are the main types of commercial waste?
Paper Plastic Metal Food e waste
What are the main types of institutional waste?
These are the same as commercial.
What are the main types of construction and demolition waste?
Wood Steel Concrete Dirt Bricks Tiles
What are the main sources of waste from urban services?
Street sweepings
Landscape and tree trimmings
Sludge
What plays a role in urban waste?
The economic development of an area.
Cultural norms
Geographical location and climate
Energy sources
What leads to more waste?
Greater personal wealth.
What percentage of greenhouse gas emissions does waste account for?
5% of the total greenhouse gas emissions.
By how much does waste increase each year?
7% each year
How much waste are LICs predicted to produce by 2025?
957million tons of waste per year.
What accounts for 23% of worldwide waste?
Mining and quarrying.
How much waste did Britain produce in 2004?
335million tonnes of waste
How much of their budget can LICs use to treat waste each year?
Treating waste is expensive and LICs can use between 20-50% of their budget each year.
What can lead to health problems like breathing problems?
Uncontrolled and untreated waste.
What type of area is running out of landfill spaces?
Cities
What does the lack of landfill space lead to?
Dumping of rubbish underneath, bridges and in the side of the roads.
What has lead to civil protests in the past?
Dumping of rubbish.
What are the most common methods of waste disposal in HICs?
Landfill and incineration
How do LICs dispose of their waste?
In unregulated open dumps.
What can solid waste that is not properly collected and disposed of be a breeding ground for?
Insects, vermin and scavenging animals.
What can insects, vermin and scavenging animals pass on?
Air and water-borne diseases
What are the main environmental threats of waste?
Contamination of groundwater and surface water.
Air pollution from burning waste.
