Having 60 to 100% of your required Heating & Cooling energy being supplied from earth friendly renewable sources.
"Every family of four who opts not to burn oil will be saving our planet the drilling, transportation, and burning of over 1000 barrels of oil in their average 80 year lifetime.
Think about that !"

AMERICAN CITIZENS
Since the 1950's more and more Americans have tried to reduce our dependance on foreign fuel sources. Solar and geothermal are an easy way to stop our dependance on foreign oil and OPEC.
Clean energy for the USA ... from the USA!