GSI Precedent Library
Exceeding Intent: A precedent library of exemplary green stormwater infrastructure projects More
2017 Lehigh Valley Sustainability Awards
Happening June 8th at Allentown Brew Works!  More
New Gravity Housing Conference
Submit a session proposal by June 2nd!  More
See Symposium Photos!
We also invite attendees to take our event survey.  More
Volunteer wtih the Frankford Gateway Project
Join us June 10th for a day of outdoor volunteering!  More
Work With Us
Approximately 25% of Americans go to school every day.  We strive to drive the transformation of all schools into sustainable and healthy places to live, learn, and work.
Discover more and get involved