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Mining Rocks and The Undesirable Effects of Obtaining Mineral Resources.

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Presentation on theme: "Mining Rocks and The Undesirable Effects of Obtaining Mineral Resources."— Presentation transcript:

1 Mining Rocks and The Undesirable Effects of Obtaining Mineral Resources

2 The Rock Cycle

3 Environmental Effects of Using Mineral and Energy Resources

4 What Are the Harmful Environmental Effects of Using Mineral Resources?  Extracting and using mineral resources can; disturb the land, erode soils, produce large amounts of solid waste, and pollute the air, water, and soil.

5 Extracting Mineral Deposits  Surface mining  Subsurface mining  Overburden

6 Mining Methods  Open-pit mining  Strip mining  Area strip mining  Contour strip mining  Mountaintop removal

7 Open-pit Mining

8 Strip Mining

9 Contour Strip Mining

10 Mountaintop Mining

11 Harmful Environmental Effects of Mining  Disruption of land surface  Subsidence  Toxic-laced mining wastes  Acid mine drainage  Air pollution

12 Life Cycle of a Metal Resource

13 Electric power plant Sulfuric acid producer Surplus sulfur Greenhouses Waste heat Cement manufacturer Fly ash Oil refinery Waste heat Surplus natural gas Area homes Waste heat Fish farming Waste heat Wallboard factory Waste calcium sulfate Surplus natural gas Local farmers Sludge Pharmaceutical plant Waste heat Stepped Art


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