Honda’s Silcion-Free Solar Cells

Honda has begun selling new thin-film solar cells in Japan. The solar cells are made with a compound of copper, indium, gallium and selenium (CIGS), rather than the conventional silicon. The cells are said to be “greener” because there is less carbon dioxide generated during their production. Some pundits believe that CIGS cells may become […]

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Multifaceted Eco-Tower For Siberia

Woah, plans are afoot to build this tower above the skyline of Khanty Mansiysk in Siberia. Set high on a hill in a densely wooded area, the tower rises above two podium buildings each faceted like a cut diamond, reflecting and refracting natural light to illuminate the interior. It will be a mixed-use building, providing […]

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25 Houses Under 3000 Square Feet

As the Small House Society points out, compact homes are efficient in many ways: they require less power, they require less maintenance, they require less materials to build, and they have smaller environmental footprint. Another advantage is that you can invest in land, rather than spend money building a huge home.

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Solar Decathalon Preview

The Solar Decathlon is a competition held every four years in Washington D.C. The next Decathlon will be held in October, and twenty universities from around the world will be vying to build this year’s most efficient solar house. I’ll definitely be there to test the bedsprings and scrutinize the efficiency of the homes. But […]

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A Zero Emissions House

(1) Wind Catcher for summer ventilation (2) Solar Array for electricity and hot water (3) High Level of Insulation (4) Biomass Boiler In the UK, various companies are building cutting-edge green homes as part of the Offsite 2007 Exhibition. Yesterday saw the official launch of a “zero emissions house” called the Lighthouse built by the […]

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