Willis Tower: Chicago, IL
Designed just prior to the energy crisis in the 1970s, the tallest building in the western hemisphere still uses many of its original major building systems. Improvements ...
Envelope & Materials
FC Gulf Freeway Office Building: Houston, TX
Energy savings for four similar office buildings in the Houston area started with planting native vegetation on one roof. Designers found that the roof's added insulation ...
CMTA Office Building: Louisville, KY
Kentucky engineering firm CMTA designed its new office to function as a laboratory to test new technologies and demonstrate their cost effectiveness to clients.
SOLON SE Headquarters: Berlin, Germany
A photovoltaics manufacturer needed a headquarters building that showcased innovative energy designs. The building's unique prefabricated façade is made of wood ...
California Department of Education HQ - Block 225: Sacramento, CA
The California Department of Education Headquarters, built in 2002, raised the bar for sustainable building practices in California. It is the first state office building ...
Seattle City Hall: Seattle, WA
Environmental stewardship is a priority for Seattle. It was the first city to require all city buildings to achieve USGBC LEED® Silver rating or higher.
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