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environmental coal mining equipment in Osaka

Mar 01, 2010·Environmentalissues arise at every stage of the proc- ess. This paper will discussenvironmentalissues due tocoal mining. In fact,environmentalproblems fromcoal mininghave been studied sincecoal miningbe- came industrialized. Nevertheless,environmentalissues fromcoal mininghave become important con- cerns only since the 1970’s.

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