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The top documents tagged [surface mining practice]
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surface mining practice
Mountaintop removal power point
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Mountaintop Mining/Valley Fills in Appalachia. Background Mountaintop coal mining is a surface mining practice used in the Appalachian states involving.
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Mountaintop Mining/Valley Fills in Appalachia Mountaintop Mining in Appalachia Mrs. Jackson Period 2.
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Y Zine
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