Coal mining continues in the Southern Appalachian region today The physical scars of mechanized strip mining can be seen throughout the hills But it is the social and economic scars on the region itself that remain below the surface
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Get PriceCHAPTER 11 Mining Technology The Federal Coal Leasing Amendments Act of 1976 charged OTA to assess the feasibility of the use of deep mining technology on leased areas With the passage of the Sur cient mining equipment First the overlying soil and rock layers overburden are re moved The coal is then fractured with explo
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