To determine the future of global resoures we need to determine the current availability and consumption rates.

A schematic diagram of world resource use is depicted in Figure 3.1. Reserves are extracted, they are sold as market stocks, used in society, scrapped and lost or recovered. The fluxes were estimated using scientifically published sources together with less formal industrial information available to us. When Harald was a young engineer in Sweden, he learned about pollution cleanup and treatment. Today this is called end-of-pipe solution; it does not have the high status it once had. More recently, focus has moved...

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