The Green Elements, often seen as an appendage to periodic tables, have an ever-growing variety of applications in modern technology. The physical and chemical properties of the Rare Earth elements contribute essential functions to a range of uses that affect our daily lives. Cell phones, PDA’s, “ear bud” miniature speakers, media storage systems such as IPOD’s, computers, vehicles – all depend on Rare Earths. Here is just a sampling of rare earth applications