Download Metal Mining and the Environment by T. L. Hudson, F. D. Fox, G. S. Plumlee, The process of extracting natural resources, like metals, from the earth normally raises public considerations regarding potentialenvironmental impacts. Metal Mining and the environment provides basic info regarding the mining cycle, from exploration for economic mineral deposits to mine closure. The booklet discusses the environmental aspects of metal mining and illustrates the ways in which science and technology assist in preventing or reducing environmental impacts.

CONTENTS-

It Helps to Know
What the Environmental Concerns Are
How Science and Technology Can Help
Why Metals Are Important
The Metal Mining Cycle


Exploring for Metals
The Geologic Foundation
Mineral Deposits
The Exploration Process


Mining Metals
Surface Mining
Underground Mining
Potential Environmental Impacts
Physical Disturbances
Waste Rock Disposal
Acidic and Metal-Bearing Soils and Water
Public Safety


Concentrating Metals
Milling and Leaching
Potential Environmental Impacts
Physical Disturbances
Acidic Soils and Waters
Erosion and Sedimentation
Leaching Solutions


Removing Impurities
Smelting
Potential Environmental Impacts
Smelter Stack Emissions
Slag Disposal


Protecting the Environment
Prevention is the Key
Reclamation
Soil Treatment
Water Treatment
Acid Rock Drainage
Smelter Emissions
Recycling
Permits and Regulations


Providing for the Future
Sudbury, A Case Study