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Gcca rolls out environmental management system in u s Henan Mining Machinery Co Ltd

Gcca rolls out environmental management system in u s Henan Mining Machinery Co Ltd

Mar 01, 2010·Environmentalissues arise at every stage of the proc- ess. This paper will discussenvironmentalissues due to coalmining. In fact,environmentalproblems from coalmininghave been studied since coalminingbe- came industrialized. Nevertheless,environmental issues from coal mininghave become important con- cerns only since the 1970’s.

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