1. Environmental Science 5e
Chapter 29
Waste Management
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Environmental Science 5e

2. Environmental Science 5e
Modern Trends
Industrial Ecology
The study of relationships among industrial systems and their links to natural systems
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Environmental Science 5e

3. Integrated Waste Management
Includes:
Reduce, reuse, recycle
Composting
Landfill
Incineration
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Environmental Science 5e

4. Environmental Science 5e
Materials Management
A visionary goal requiring more sustainable use of materials combined with resource conservation
Eliminate subsides for extraction of virgin materials
Establish “green building” incentives
Assess financial penalties
Provide financial incentives
Increase new jobs
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Environmental Science 5e

5. Solid-Waste Management
Composition
On-Site Disposal
Composting
Incineration
Open Dumps
Sanitary Landfills
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Environmental Science 5e

6. Environmental Science 5e
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Environmental Science 5e

7. Environmental Science 5e
Sanitary Landfills
Are designed to concentrate and contain refuse without creating a hazard to public health or safety
Considerations:
Leachate is produced
Site Selection: Environmental justice
Monitoring Pollution
Federal Legislation
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Environmental Science 5e

8. Environmental Science 5e
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Environmental Science 5e

9. Environmental Science 5e
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Environmental Science 5e

10. Environmental Science 5e
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Environmental Science 5e

11. Environmental Science 5e
Hazardous Waste
Waste that is classified as definitely or potentially hazardous to the health of people
Serious environmental problems
Uncontrolled disposal sites could cause serious health problems
Need to develop safe disposal methods
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Environmental Science 5e

12. Hazardous Waste Legislation
Resource Conservation and Recovery Act
CERCLA
Environmental Audit
Secure Landfill
Land Application
Surface Impoundment
Deep-Well Disposal
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Environmental Science 5e

13. Environmental Science 5e
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Environmental Science 5e

14. Alternatives to Hazardous Waste
Source reduction, Recycling and resources recovery, Treatment, Incineration
Advantages
Chemicals can be reused
Less toxic = less problems
Smaller volume of waste
Less stress of waste disposal sites
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Environmental Science 5e

15. Environmental Science 5e
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Environmental Science 5e

16. Environmental Science 5e
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Environmental Science 5e

17. Environmental Science 5e
Ocean Dumping
Types of Waste
Dredge spoils
Industrial wastes
Sewage sludge
Construction debris
Solid waste
The most seriously affected areas are near shore
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Environmental Science 5e

18. Environmental Science 5e
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Environmental Science 5e

19. Environmental Science 5e
Pollution Prevention
Identifying ways to prevent the generation of waste, rather than finding ways to dispose of it
Correct purchasing amounts
Better control of materials
Substituting non-toxic chemicals
Improving engineering
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Environmental Science 5e