Mining and the environment

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Mining and the environment

  1. 1. Mining and the Environment <ul><li>Depending on the location, different methods are used to extract minerals. </li></ul><ul><li>Surface mining </li></ul><ul><li>Subsurface mining </li></ul><ul><li>Dredging </li></ul>
  2. 2. Iron Ore
  3. 3. Open-pit mines dug to extract mineral ores that can form deep depressions where hills once stood.
  4. 4. Subsurface mining requires a complex network of tunnels and shafts to remove minerals from deep deposits.
  5. 5. Dredging = scrape sediments and minerals from stream beads and ocean floors. This may removing nutrients and disturb food chains
  6. 6. Mine Reclamation <ul><li>The process of creating useful landscapes that meet a variety of goals, typically creating productive ecosystems (or sometimes industrial or municipal land) from mined land. </li></ul><ul><li>Includes material placement, stabilizing, capping, regrading , placing cover soils , revegetation , and maintenance. </li></ul>

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