Earth is the oldest and most widely used building material in the world today. It's abundant, inexpensive, and energy-efficient. But if you're building with earth, simplicity of material needn't be an excuse for poor planning. Paul Graham McHenry, author of the best-selling Adobe - Build It Yourself , here provides the most complete, accurate, and factual source of technical information on building with earth. Lavishly illustrated with scores of photographs...