Active Solar
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A Solar-Centric Build
Energy-smart technologies and contemporary architectural details make this house an excellent example of streamlined net-zero design
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Revisiting the Sunrise House in Fairbanks
Thorsten Chlupp sold his superinsulated house
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Integrating Solar Electric and Solar Thermal Panels
An award-winning system provides electricity, heats and cools the home, heats the domestic hot water and pool, and will easily get this home to net-zero total-energy use
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Newspapers Trumpeted ‘Solar Homes’ in the 1940s
After a major glass manufacturer promoted passive solar homes in the late 1940s, interest in the topic all but disappeared for thirty years
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Off-Grid in Canada: Solar Was the Only Real Choice
Craig Anderson doubles the size of his solar array and tinkers with the best installation angle for the north country
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Historic Solar House Has Been Bulldozed
George Löf’s pioneering solar house — a 1956 house in Colorado with an active solar air system — has been demolished
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Using Sand to Store Solar Energy
Assessing the controversial claim that solar thermal heat gathered in summer can be stored in sand for winter use
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Solar Versus Superinsulation: A 30-Year-Old Debate
A dispute from the late ’70s and early ’80s still sheds light on energy-efficient design