20 years of USGBC: Pioneers on the path


Published on: 
24 Jul 2013

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This article is part of a series of stories from USGBC’s community celebrating 20 years of green building triumphs. Take a walk down memory lane with USGBC, as we reflect on favorite moments and share memories from the last 20 years. Share your own green building triumphs using #USGBC20.

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