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Mountaintop coal mining is a surface mining practice involving removal of mountaintops to expose coal seams, and disposing of associated mining overburden ...
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Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content, and, since the 1880s, has been widely used to generate electricity.
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is one of the core issues, which has plagued China''s coal mining. Due to mining conditions, mining methods, resource exploration, reserve grade and other
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