Sustainable

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  15 Young Firms to Watch: in situ studio, Raleigh, N.C.

  Launched in the midst of a recession, in situ studio succeeds by combining big-league talent with rookie enthusiasm.

   
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  ra50: Brooks + Scarpa

  Whether high-end or low-budget, Brooks + Scarpa's inventive work enhances the built environment.

   
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  ra50: Ehrlich Architects

  Innovative design and a commitment to sustainability mark Ehrlich Architects' work.

   
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  ra50: Frank Harmon Architect

  Frank Harmon has spent the past three decades fine-tuning his thoughtful, regional modernism.

   
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  ra50: Lake|Flato Architects

  In Texas and beyond, Lake|Flato makes architecture that resonates with the landscape.

   
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  ra50: Michelle Kaufmann Studio

  Michelle Kaufmann extols the virtues of modular modern design with a sustainable twist.

   
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  top firm: the miller|hull partnership

  No region of the United States has a stronger, more deeply rooted, or more characteristically regional modernist architecture than the Pacific Northwest.

   
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  david arkin, aia, leed ap, and anni tilt

  David Arkin, AIA, LEED AP, and Anni Tilt have a hard time turning people away. Clients seek out the firm for its expertise in sustainable design, and the husband-and-wife-led team enjoys taking on a mix of residential, commercial, and community projects.

   
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  top firm: michelle kaufmann, aia, leed ap

  It all started with a headache.

   
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  in the middle of nowhere

  Alongside the unpaved road to Lori Ryker and Brett W. Nave's home and studio, alpacas and horses nibble placidly at the surrounding grassland. Dusty pickup trucks drive well under the posted speed limit of 35 miles per hour. The Livingston, Mont., compoun