annotated bibliography for Alternative Energy

i need 4  sources for my annotated bibliography.i already have 6, but i need 4 more.

i need 4 reliable website sources that are different than what i have. 

these are my sources:

1-  http://www.renewable-energysources.com/

2- http://www.brainyquote.com/quotes/quotes/b/billmckibb631747.html?src=t_renewable_energy

3- http://www.universetoday.com/74599/what-is-alternative-energy/

4- http://alternativeenergy.procon.org/view.resource.php?resourceID=001792

5- https://www.opensecrets.org/industries/background.php?ind=E1500

6- http://www.huffingtonpost.com/adnan-z-amin/post_10557_b_8600240.html

i need 2 pages and make sure not to use any of the sources above.