Rare Earths

Ecocentric Ecocentric

Shoring Up the Elements of a Clean Tech Economy

Heard of germanium? How about neodymium? Or terbium? Or rhenium? They’re not extras from a Star Trek film—these are real world elements are some of the rarest members of the periodic table. But as hard as they are to find, these substances are increasingly important to green tech, clean tech and high tech—and the U.S. doesn’t have …