Jim Mortensen had a plan to beat the high price of oil during the 1974 oil embargo. He’d build an energy efficient underground house. With help from friends and family, Jim Mortensen and his wife Mickey spent about eight years.
These self sustaining homes are being designed by a company based in mexico named "earthship". "Off grid" meaning they try to rely as little as possible on public utilities. Michael Reynolds came up with this idea in
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