CAMECO CORP., $19.76, symbol CCO on Toronto, is the world’s largest uranium producer. It supplies 14% of global production and has large, high-grade reserves, low-cost operations, significant market share and a number of uranium mines. Cameco’s exploration efforts are now focused in Canada, Australia, Kazakhstan and the U.S. However, it may now consider Greenland for potential uranium exploration projects. That’s because Greenland’s parliament has agreed to remove a 25-year-old ban on uranium mining. The government is hoping that revenue from mining will help it gain independence from Denmark. Greenland was a colony of Denmark, but gained semi-autonomy in 2008. Greenland wants to promote the mining of rare earths. The country has the potential for some very large rare-earth mines. Rare earth elements go into a variety of modern devices and applications, including catalytic converters and petroleum refining; magnets in small and large motors; glass additives and glass polishing compounds; rechargeable batteries; television and computer screens; lighting; X-ray machines; and lasers. But rare earth…