Solar isn't the only form of Clean Energy Out There!
Wind Power could generate over 20% of the US energy requirements!
Corn is already primarily produced for feed and energy.
This small amount of Thorium could power a vehicle for 100 years!
The fact of the matter is that there are many different ways to power our world and our machines, the question is why aren't we? it's because those individuals with the money and the power are too intent on maintaining their hold over the energy industry, in spite of all the benefits and advancements that could be achieved by green technologies.
Here are some sources to help you understand more about the various clean energy initiatives that could begin tomorrow in this country, as well as information about current energy useage!
(Although not expressly mentioned, hydrogen as a fuel source is also a very viable solution and alternative to fossil fuels.)