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Waste. anything discarded by an individual, household, or organization Controlled: waste generated from - households - municipal solids - commercial/ industrialized organization - construction and demolition
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Waste anything discarded by an individual, household, or organization Controlled: waste generated from - households - municipal solids - commercial/ industrialized organization - construction and demolition Uncontrolled: waste generated from - agriculture - mines - quarries - dredging operations - In 2002 Canadians produced 30.4 million tonnes of solid waste, that is approximately 971kg/ person
The Waste Management Process • Collection • Processing • Transport • Disposal
Major Methods of Waste Management • Recycling • Sewage Treatment • Incineration • Landfill
Examples of Poor Waste Management • Sydney Tar Ponds - Located in Sydney, Nova Scotia - There was run off from coke ovens at steel mill - Filled estuary with variety of coal based contaminants and sludge - Ponds are 77 acres - Ponds contain approximately 700 000 metric tonnes of contaminated sediment - Where the coke ovens were there is 560 000 tonnes of contaminated soil - An estimated 3.8 metric tonnes of Polychlorinated Biphenyls (PCB), which is known to cause cancer Clean up has begun, with funding from Canadian government
Poor Waste Management • Love Canal in New York • Located near Niagra Falls, New York • 16 acre underground landfill • 25 to 30 years chemical companies dumped unknown chemicals of unknown amounts • Tests were down of water and soil near river as well as in basements of peoples homes, found large quantities of chemicals hazardous to peoples health • Clean up is being done
Examples of Proper Waste Management • Guysborough Waste Management Facility - 5 large double lined labelled containers - Reuse Centre -Pick up in areas acoss Cape Breton and Mainland Nova Scotia -operates in requirement of Department of Environment