
The startup is betting that the more information is available about buildings' green features, the more green buildings there will be.

Perkins+Will's Atlanta office is the highest-rated LEED building ever constructed. What did the design firm learn from the project?
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An attempt to build the country's largest sustainable shopping center morphed into an experiment in green business development.

The Sustainable Sites Initiative, which just certified its first three projects, hopes to do for outdoor spaces what LEED did for buildings.