• Akita is a low-energy home in Getxo, Spain, that leverages its Mediterranean climate with a design that optimizes its energy performance with a wealth of proven and available materials and technologies. Using passive ventilation and an abundance of natural light, the modular house creates comfortable and efficient living spaces within a small footprint that encourages higher-density development. Size: 62.98 cubic meters (approximately 680 square feet); Architect: Javier Aja Cantalejo, Bilbao, Spain.

    Across the Pond

    What European markets can teach us about low-energy, low-carbon construction.

     
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    At Ease

    On the campus of the renowned Lakeshore Foundation, a LEED-Gold retreat nurtures injured vets and their families.

     
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    Sustainable Sourcing

    The collapse of the housing market has forced many homeowners to make some tough choices. Until the market recovers, many who stay put are opting to fix up what they have with small-scale remodels and renovations.

     
  • Boral. Creating a new poly-ash category of exterior trim, TruExterior Trim has earned a Cradle to Cradlecertified Silver designation. The materials composition is a blend of proprietary bio-based polymers and coal combustion product, comprising 70% recycled content. The maker says the blend helps ensure the materials consistency and prevents moisture cycling and absorption. 678.639.7004. www.boraltruexterior.com.

    New + Notable

    Water-conserving kitchen aerators, a "learning" thermostat, and more.

     
  • According to PE Internationals 2011 life-cycle assessment of systems for the management and disposal of food waste, food scraps processed through a disposer and sent to a wastewater treatment plant with anaerobic digestion and cogeneration can result in a reduction of global warming potential. The report also concluded that processing of food scraps at these advanced wastewater treatment facilities has lower energy demand than landfills, incineration, and centralized composting.

    Food for Thought

    A 2011 LCA shows that food scraps processed through a disposer and sent to a wastewater treatment plant with anaerobic digestion and cogeneration can result in a reduction of global warming potential.

     
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    New-Age Shingles

    Today’s asphalt roofing products include attributes for greening new and existing homes.

     
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    Green Adhesives

    Manufacturers are offering more adhesives that have low-VOC content and are certified low-emitting.

     
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    Vision 2020

    This yearlong editorial odyssey will help our industry set and reach new goals for sustainability.

     
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    Hanley Award Winner Named

    DOE’s Sam Rashkin to receive 2012 Hanley Award for Vision and Leadership in Sustainable Housing.