A Seattle office building aims to be self-sustaining, offering a new model for commercial development in dense urban settings. With its silvery zinc panels and glass cladding, and a canted photovoltaic (PV) array that projects beyond the edges of the roof like the brim of a hat, the recently completed six-story Bullitt Center doesn't at all resemble a Douglas-fir forest, admits Denis Hayes. Nevertheless, Hayes, who is president and CEO of the Bullitt Foundation, is fond of describing the 52,000-square-foot office building in Seattle's Capitol Hill neighborhood as just such a forest. "It functions like one," he says.
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