Out Of This World

John Theocharis goes on a pilgrimage to the monastic republic of Mount Athos in northern Greece, one of the holiest places in Orthodox Christianity and an extraordinary world of mystics and icons, of sacred relics and Byzantine chant, unchanged for over 1,000 years.

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20100211

Scientists are warning that our planet is fast running out of many essential materials. Dwindling reserves of platinum, copper and phosphorous could create crises in the electronics, medical and farming worlds. There are fears that competition between countries for remaining deposits will result in 'resource wars'.

Materials scientist Mark Miodownik finds out how serious the situation has become and asks what scientists, politicians and economists can do to secure the earth's resources for future generations.

Mark Miodownik explores the dwindling supplies of a host of important metals.

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