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AMERICA REVEALED

Coal

  • Aired: 04/25/2012
  • Rating: NR
Coal supplies nearly half of America's electricity supply. Yul travels to the Black Thunder Coal Mine in Wyoming, it is the biggest coal mining operation in the country. Yul investigates the history of coal mining in Wyoming and explains how the state became the largest producer of coal in the country.
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Coal
Coal
Find out more about coal and energy.
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