Top 25 Pengawas Tambang profiles | LinkedInPast, Mining Supervisor at Pt.Antam Tbk. Unit Bisnis Pertambangan Emas Pongkor, Pengawas . Pernah bekerja di : Pt.Petrona mining contractor Pt.KTC Coal.pt langgeng wirasakti coal mining,Tjuk Surjanto | LinkedInDirector Operation at Coal Mining. Pak Hamsairi. pengawas tambang di PT.Langgeng WiraSakti . Chairman of the Board at PT Indonusa Dwitama.About coal mining impacts | Greenpeace InternationalJul 1, 2016 . Mining is the first step in the dirty life cycle of coal. When coal mines move in, whole communities are forced off their land by expanding mines,.
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