"kaivokset" - Selaus asiasanan mukaan Opinnäytetyöt (Avoin kokoelma)
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ARTISANAL AND SMALL−SCALE MINING IN WASSA AMENFI EAST DISTRICT, (Ghana)
(Yrkeshögskolan Novia, 2014)Artisanal and small-scale mining in Ghana has been in existence as far back as pre-colonial era. The industry which is mostly controlled by Ghanaians is highly unregulated pre 1987 (Hilson, 2001). However, because of ...