Infographic: The Economics Of Making Your House More Energy Efficient Energy-efficient home improvements cost a lot up front, but eventually pay themselves off (ROI - Return On Investment). Exactly how long does it take? Consult this handy chart.
Misty Robinsons Off-Grid House - Simple Solar Homesteading -This 400 square foot tiny house with 10 side walls and barn style roof, loft bedroom and upper deck offers a big bang for the square footage.
How to build a Passive House off-grid, and without foam