In addition to solar panels and wind, the homestead uses geothermal cooling/heating. I love the pattern in the panels

planetsave.com/2010/10/26/build-homemade-solar-panels-how...

www.ecoblog.it/post/5667/il-fotovoltaico-si-accaparra-lag...

twitter.com/energyactions

freeradiantenergy.com/energy-2/solar-wind-power-exclusive...

howtogogreennow.com/solar-camping-gear-consumer-items-for...

piggybankpie.com/writing/making-your-content-work-harder-...

cleantechnica.com/2009/11/20/asia-light-years-ahead-of-th...

www.greenchange.org/article.php?id=3341

www.sopockainicjatywa.org/2010/07/23/miasto-na-zielono/

cleantechnica.com/2011/06/02/natural-gas-compliments-wind...