http://www.kqed.org/.stream/anon/radio/quest/2008/08/2008-08-04-quest-survey.mp3
Forget solar panels - how about having your own wind turbine? Your own solar thermal power generator? Your own geothermal well? San Francisco homeowners are some of the first to experiment with these DIY home-energy technologies, and they are getting some help from the city to do it.