Watch the link and answer the questions.
The link: http://www.switchenergyproject.com/topics

The questions:
1. Define what makes a source of energy renewable.
2. How available is this alternative energy source from both a local and global perspective?
3. Is it affordable? Include a discussion of infrastructure required to make it mainstream.
4. Is it reliable? Could it be used as a base-load source? Why or why not?
5. Is it considered clean? Include a comparison of emissions levels generated by coal or
natural gas power plants.