When Philadelphia received a mandate from the Environmental Protection Agency (EPA) in 1997 to improve its combined sewer system, the initial solution wasn’t so great. The plan called for replacing old pipes, building more tunnels—using manmade constructions to better handle stormwater. Streets would be dug up, improvements would be made mostly underground and waterway restoration
MoreLike other influential movements, the Delaware Valley Green Building Council started informally. And like America’s origin story, the seeds of the DVGBC were sown in Carpenters’ Hall.
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