VIDEO: Rare earth: China's new gold rush

What are rare earths, why are they so valuable and how did China end up taking control of 97% of the world's supply?

This article is from the BBC News website. ? British Broadcasting Corporation, The BBC is not responsible for the content of external internet sites.

Source: http://www.bbc.co.uk/go/rss/int/news/-/news/world-asia-pacific-13777439

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