2 million tU (OECD 2008). The U concentration of sea water is only 3.2 ppb but the quantity of U is substantial...type system for uranium extraction from sea water using sea current and wave power. In Proceedings of...Uranium 1999: Resources, Production and Demand, 1999 Red Book. OECD, Paris, France. OECD/NEA-IAEA (2006):...Uranium 2005: Resources, Production and Demand, 2005 Red Book. OECD, Paris, France. OECD/NEA-IAEA (2008):...Uranium 2007: Resources, Production and Demand, 2007 Red Book. OECD, Paris, France. PACALA, S. & SOCOLOW, |