A Pattern Language Architect Christopher Alexander's classic wholistic design text. This book will deepen your understanding of what a house is. Huge site with links to many resources. Project of the Solar Energy Research and Education Foundation. Home Power Magazine Online subject index of past issues.
Previous articles are available for downloading via a bulletin board.
Energy Design Tools Free software allows you to predict the performance of your passive solar design. U.S. Department of Energy site with over 500 downloadable files on a wide range of renewable energy topics, including a masonry heater file Radiant Flooring Primer located at Energy Source Builder, a quality resource. The straight goods on burning wood for heat and enjoyment in your home. Dedicated to the elimination of woodburning. They could gain a lot of credibility by being dedicated to the elimination of dirty woodburning instead.