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EnvironmentaEnvironmental l

GeologyGeology

James ReichardJames Reichard

Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.

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Chapter 15Chapter 15Pollution and Waste DisposalPollution and Waste Disposal

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Waste DisposalWaste Disposal

Historical waste disposalHistorical waste disposal US Environmental LawsUS Environmental Laws

NEPA National Environmental Policy Act 1969NEPA National Environmental Policy Act 1969 Clean Air Act 1970Clean Air Act 1970 Clean Water Act 1972Clean Water Act 1972 CERCLA Comprehensive Environmental CERCLA Comprehensive Environmental

Response, Compensation &Liability Act 1980Response, Compensation &Liability Act 1980 RCRA Resource Conservation & Recovery Act RCRA Resource Conservation & Recovery Act

19761976

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Pollution & ContaminationPollution & Contamination

Polluted Polluted Introduced substance reaches harmful Introduced substance reaches harmful

concentrations concentrations ContaminatedContaminated

Substance above natural levelsSubstance above natural levels

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Maximum Contaminant Levels Maximum Contaminant Levels (MCL)(MCL)

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Movement of PollutantsMovement of Pollutants

Point sourcePoint source

Non point sourceNon point source

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Point Source & Non Point Point Source & Non Point SourceSource

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Contaminant Plume Contaminant Plume

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Solid WasteSolid Waste

Municipal solid Municipal solid wastewaste

Solid waste streamSolid waste stream

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Solid Waste StreamSolid Waste Stream

Sanitary landfillSanitary landfill leachateleachate

Containment Containment landfilllandfill

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Waste ManagementWaste Management

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Solid Hazardous WasteSolid Hazardous Waste

Secured landfillsSecured landfills Hazardous waste incineratorsHazardous waste incinerators Electronic wasteElectronic waste

Dry cell batteriesDry cell batteries Wet cell batteriesWet cell batteries

TiresTires

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Liquid Waste DisposalLiquid Waste Disposal

WastewaterWastewater SewageSewage

Liquid hazardous wasteLiquid hazardous waste Secured landfillSecured landfill Deep well injectionDeep well injection

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Deep Well InjectionDeep Well Injection

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WastewaterWastewater

Human wasteHuman waste Septic systemsSeptic systems Municipal wastewater treatmentMunicipal wastewater treatment

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Municipal Wastewater Municipal Wastewater TreatmentTreatment

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Agricultural & Urban ActionsAgricultural & Urban Actions

Agricultural chemicalsAgricultural chemicals Animal wasteAnimal waste Sediment pollutionSediment pollution

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Radioactive Waste DisposalRadioactive Waste Disposal

Radiation hazardsRadiation hazards

Disposal problemsDisposal problems High level wasteHigh level waste Low level wasteLow level waste

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Air Pollution and FalloutAir Pollution and Fallout

Acid rainAcid rain Mercury falloutMercury fallout RadonRadon