Saturday, September 22, 2012

1000 ruutmiili päikesepaneele katab terve ameerika elektri vajaduse.

www.rooftoprevolutionbook.com

https://www.facebook.com/solaronthewhitehouse

1 comment:

Anonymous said...

http://www.youtube.com/watch?v=AU3nDOy_FwE&feature=related