Solid as a rock - concrete homes gaining in popularity

From today's Realty Times

The U.S. National Environmental Policy Act of 1969 declared as its goal a national policy to "create and maintain conditions under which [humans] and nature can exist in productive harmony, and fulfill the social, economic and other requirements of present and future generations of Americans.

AND

According to ConcreteNetwork.com, concrete homes on average require about 44 percent less energy to heat and 32 percent less energy to cool than a comparable wood-frame house. Plus, it added, the walls contain no organic material and won't support the growth of mold, mildew and other potentially harmful microorganisms that can cause allergies and other health problems.

Read Concrete Gains in Popularity as Building Option by Peter L. Mosca