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Brownfield Sites

Brownfield Sites. Mrs. Gamari Physical Science. What is a Brownfield Site?. Land that was previously used for industrial or commercial purposes and is possibly contaminated by hazardous waste or pollution. The land should be able to be reused once the contaminants are cleaned up!.

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Brownfield Sites

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  1. Brownfield Sites Mrs. Gamari Physical Science

  2. What is a Brownfield Site? Land that was previously used for industrial or commercial purposes and is possibly contaminated by hazardous waste or pollution. The land should be able to be reused once the contaminants are cleaned up!

  3. Example of a Brownfield Soil contamination caused by underground storage tanks containing tar. Encountered during remediation works at a disused gasworks. Dumelow, 2007 http://en.wikipedia.org/wiki/File:Soilcontam.JPG

  4. Where are Brownfields located? Abandoned factories Abandoned commercial buildings Dry-cleaning businesses Gas stations Landfills Transportation stations (bus/air/railroad)

  5. What types of pollutants contaminate Brownfield sites? Hydrocarbon spillages Pesticides Solvents Heavy metals such as lead Tributyltins asbestos

  6. Why should we fix them up? Eliminate the environmental and safety hazards they pose Increase property values Take advantage of underused land Bring new jobs and more tax revenue into community Eliminate “eyesores” or “blight”

  7. From these….

  8. To these…

  9. How do we clean up Brownfield Sites? Bioremediation In situ oxidation Soil vapor extraction Phytoremediation Iron-curtain barrier

  10. Where are Brownfields in your Community?

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