Silicon Greenery: World's Largest Green Roof to Span City Blocks

Aiming to turn Cupertino into the green center of Silicon Valley, this expansive green roof design rolls over 30 acres of central urban real estate, capping a massive mixed-use redevelopment project. The resulting street-crossing expanse is set to include miles of walking trails, vineyards, orchards, playgrounds and an amphitheater.

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