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Jonathan Wiggs/Globe staff
The ground provides insulation against sound and weather.
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Jonathan Wiggs/Globe staff
The home was built in 1986 and is energy efficient even today.
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Jonathan Wiggs/Globe staff
The couple’s utility bill runs $70 to $100 a month for electricity. Heat is generated by a wood stove.
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Jonathan Wiggs/Globe staff
The view from atop the home, which is built into the landscape.
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Jonathan Wiggs/Globe staff
Richard Shire’s home features skylights in the sod roof and an open floor plan.
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Jonathan Wiggs/Globe staff
June Shire was skeptical of a dome house at first, but now says she doesn't think she could live in a regular house.
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Jonathan Wiggs/Globe staff
The home is 3,400 square feet and is located on a 7-acre lot.
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Jonathan Wiggs/Globe staff
Richard Shire does most of the cooking in the modified kitchen or at the indoor grill.
