This article was pretty well rounded. It covers a couple of econophiles, but also goes into items of interest to the the more casual homeowner.
Perfection in energy-efficiency, or anything close, requires a substantial investment of time, expertise and capital, all of which may be out of reach for most Americans. Still, a growing number are taking up the challenge of finding ways to get more out of less.
Businesses that may not have even existed a decade ago, offer huge selections of efficient products, are now a click away, at sites like 1000bulbs.com and affordable-solar.com.
Among the offerings now available are Superglass windows, LED (light-emitting diode) bulbs, solar-powered exhaust fans and soybean foam insulation.
http://www.contracostatimes.com/mld/cctimes/12565365.htm