From ZeroHedge
''Peak oil is a phenomenon many will be aware of – peak gold remains a foreign concept to most. Peak gold is the date at which the maximum rate of global gold extraction is reached, after which the rate of production enters terminal decline. The term derives from the Hubbert peak of a resource. Unlike oil and silver, which is destroyed in use, gold can be reused and recycled. However, unlike oil gold is money, a store of value and a foreign exchange reserve and gold is slowly being remonetised in the global financial system and indeed may soon play a role in a new international monetary system. Ore grades have fallen from around 12 grams per tonne in 1950 to nearer 3 grams in the US, Canada, and Australia. South Africa's output has halved since peaking in 1970.''
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