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Solid and Hazardous Waste
Chapter 24 Solid and Hazardous Waste
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Solid Waste US produces most per capita solid waste = 4.4 lbs per person per day 229 million tons per year (and increasing per year!)
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Solid Waste Types of Solid Waste
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Solid Waste Disposal of Solid Waste
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Solid Waste Disposal of Solid Waste Sanitary Landfills
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Solid Waste Disposal of Solid Wastes Sanitary Landfills
Problems Associated with Sanitary Landfills Methane gas production Surface water / ground water contamination Not a long-term remedy Even when closed, considerable cost
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Solid Waste Disposal of Solid Wastes Sanitary Landfills
The Special Problem of Plastic Shear amount is staggering Do not readily breakdown
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Solid Waste Disposal of Solid Wastes Sanitary Landfills
The Special Problem of Tires Made from materials that cannot be recycled Can be incinerated
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Solid Waste Disposal of Solid Wastes Incineration
CO2 emissions per kwatt-hour of electricity production
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Solid Waste Disposal of Solid Waste Incineration Types of incinerators
Mass burn Modular Refuse-derived
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Solid Waste Mass burn incinerator
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Solid Waste Disposal of Solid Waste Incineration
Problems Associated with Incineration Always some air pollution Produce large amounts of ash Site selection often controversial
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Solid Waste Disposal of Solid Waste Composting
Reduces yard waste in landfills Can be sold or distributed to community
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Waste Prevention Three goals: 1) Reduce 2) Reuse 3) Recycle
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Waste Prevention Reducing the Amount of Waste: Source Reduction
Pollution Prevention Act (1990) Dematerialization
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Waste Prevention Reusing Products Refilling glass beverage bottles
What are some other products that can easily be reused or ways that you reuse products?
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Waste Prevention Recycling Material
Solid waste produced by average family of four in one year in US
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Waste Prevention Glassphalt Recycling Material Paper Glass
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Waste Prevention Recycling Material Paper Glass Aluminum
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Waste Prevention Recycling Material Paper Glass Aluminum
Metals Other Than Aluminum Plastics
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Waste Prevention Recycling Material Paper Glass Aluminum
Metals Other Than Aluminum Plastic Tires
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Waste Prevention Integrated Waste Management
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Hazardous Waste Examples:
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Hazardous Waste Types of Hazardous Waste Dioxins
Polychlorinated biphenyls (PCBs) Radioactive material
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Drums of low-level nuclear waste
Hazardous Waste Case-in-Point: Hanford Nuclear Reservation Drums of low-level nuclear waste
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Hazardous Waste Management of Hazardous Waste Chemical Accidents
National Response Center notified Petroleum spills most common Current Management Policies Resource Conservation and Recovery Act (1976, 1984) Comprehensive Environmental Response, Compensation, and Liability Act (1980)
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Old toxic waste dump site
Hazardous Waste Management of Hazardous Waste Cleaning Up Existing Toxic Waste: The Superfund Program Cleanup Old toxic waste dump site
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Hazardous Waste Management of Hazardous Waste
Cleaning Up Existing Toxic Waste: The Superfund Program Superfund National Priorities List (2002) 1234 sites currently listed 259 removed from list 656 partially cleaned
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Hazardous Waste Management of Hazardous Waste
The Biological Treatment of Hazardous Contaminants - Bioremediation - Phytoremediation
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Hazardous Waste Management of Hazardous Waste
Managing the Toxic Waste We Are Producing Now 1) Source reduction 2) Conversion to less hazardous materials 3) Long-term storage
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Hazardous Waste Hazardous waste landfill
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Environmental Justice
Environmental Justice and Ethical Issues Rights of poor / disenfranchised vs. rights of rich & powerful Mandating Environmental Justice at the Federal Level Federal agencies supposed to develop strategies to ensure nondiscrimination against poor and minorities.
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Environmental Justice
Environmental Justice and International Waste Management Basel Convention Treaty (1989)
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Changing Attitudes US needs to move away from being a throwaway society. There is a need to embrace voluntary simplicity. What are some ways that you could demonstrate voluntary simplicity in your actions?
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