The decreasing importance of gold mining in South Africa ...
The decreasing importance of gold mining in South Africa. Monthly gold production reached a new monthly low in January, according to data released by Stats SA 1.
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The decreasing importance of gold mining in South Africa. Monthly gold production reached a new monthly low in January, according to data released by Stats SA 1.
The importance of coal. Calls to decrease the world''s dependence on coal as an energy source are well intentioned. Lower use would reduce greenhouse gas .
By Chipunza . AS an archaeologist, I have always wondered if Zimbabweans know that the territorial boundaries of medieval Zimbabwe (13th/14th century) extended ...
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