We can't have modern electronics and clean energy without these elements. And they all need to be mined from the ground.
Nick Hodge is the Managing Editor of Energy and Capital and Alternative Energy Speculator. This week he talks about rare earth elements – what they're used for, where they come from, and how you can profit from them.
More on crucial metals and the company Nick visited in Alberta: Click here.
Nick's previous Whiteboard on advanced materials.