Solar Design
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Urban Rustic: Evaluating the Success of Passive-Solar-Design Strategies
Tracking the sun around all four sides of our house, inside and out, has proven the value of passive solar design in a cold climate
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How Many Solar Panels Does It Take to Power an Electric Car?
It's not rocket science, but estimating the amount of energy requires some calculations
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Earth Day and My Career Path to Sustainable Energy
How I became an environmentalist and a promoter of passive solar design solutions in the 1970s
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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
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A Contrarian View of Passive Solar Design
Don’t obsess over south overhangs
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A 2009 Solar Decathlon Sampler
Here are a few images from the current contest, which has been attracting crowds to the National Mall
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Building Healthful Homes
A centuries-old building technique combines timber and clay to create durable homes in New Mexico.
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Tubular Skylights: Gimmick or Good Idea?
Tubular skylights are a quick and economical way to bring more natural light into your home.
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There’s No Such Thing as a Perfect Building Site
An architect offers smart strategies to fix imperfect situationsThe only building sites left are those that are problematic in some way: a featureless lot in a development, a downslope lot…