Sustainable Energy — without the hot air

About the author David MacKay is a Professor in the Department of Physics at the University of Cambridge. He studied Natural Sciences…

How to Build a Solar Cooker/Oven Guide

Your buying 2 different guides showing you HOW TO BUILD A SOLAR OVEN for as low as $3, The first set in…

Did you know the building decisions you make today will affect the environment and your wallet for yearsrnto come? That's why you…

Heat Your Home for Free is a collection of classic articles from MOTHER EARTH NEWS that shows how simple solar systems can…

This is a 37 page document that introduces the principles of passive solar design. With line illustrations.

This guidebook is a sum of contributions from educators, engineers, long-time solar cooks and promoters, most of who served as volunteers with…