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Listen "The dirt on digging for gold"
Episode Synopsis
Send us a textSwitzerland is the world’s leading gold refiner. But in spite of efforts to make the supply chain more transparent, there are still some big questions about the origins of all this gold, and how it's extracted from the earth. In this episode we travel to Peru to find out what happens during the gold mining process.SWI swissinfo.ch is a public service media company based in Bern, Switzerland.
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