When I built my house I noticed that one corner of the foundation was really deep, so I planned to make it into a root cellar. Now I use this space to keep the food I grow in the summer fresh through the winter, without refrigeration. It was a rather simple design feature, but it saves me a lot of energy in the long run and allows me to eat my harvest year round.
Our economy expends a huge amount of energy on refrigeration, not only to preserve food so that it can be shipped across the world and eaten fresh, but so that the food industry can recreate the climate conditions of a root cellar. Continue reading