"One Word: Lithium"
The future...Lithium. No more plastics...plastics is oil. I love this scene from "The Graduate" with Dustin Hoffman. People! Invest in Lithium!!! It is the future for going green. The Chines are all over it! The Chileans are mining the bottom of dry lakebeds.
see http://www.technologyreview.com/energy/21750/page1/
great article from Forbes.com. The Saudi Arabia of Lithium
The gas engine made petroleum the world's biggest commodity. The electric car could do the same for the third element on the periodic table.