What are the Renewable Energies

We already know that electricity, coal and gas are not renewable energies.So what are the renewable energies? Well we've all heard of solar and wind energy, but how about Hydrogen, Ocean,hydropower,Biomass,and Geothermal? These are some of the renewable energies that we will look at and see if they can be applied to the homes of today. We will also look at the cost of these applications.
Now I know alot of people are going to look at some of these and say, noway can they be applied to the homes of today. Well I say can they? That is what this blog is about.

In later posts we will look at these renweable energies.