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employment coal mining midvaal

employment coal mining midvaal

Annual U.S.coalproduction peaked in 2008, three years beforecoal mining employmentreached its record high. In 2008, the United States produced 1.2 billion tons ofcoalfrom 1,458 mines. Since then,coalproduction has fallen and many mines have closed: in 2018, U.S.coalproduction was 756 million tons from 679 mines.

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