- Mandi, India Project Center - IQP9
- Melbourne, Australia Project Center - IQP23
- Monteverde, Costa Rica Project Center - IQP17
- Moscow, Russia/Haifa Israel Project Center - IQP2
- Nantucket, Massachusetts Project Center - IQP5
- Panama City, Panama Project Center - IQP6
- Prague, Czech Republic Project Center - IQP2
- Rabat, Morocco Project Center - IQP3
- Reykjavik, Iceland Project Center - IQP3
- San Jose, Costa Rica Project Center - IQP13
- San Juan, Puerto Rico Project Center - IQP17
- Santa Fe, New Mexico Project Center - IQP4
- Singapore Project Center - IQP1
- Taipei, Taiwan Project Center - IQP2
- Thessaloniki, Greece Project Center - IQP1
- Tirana, Albania Project Center - IQP9
- United Arab Emirates (UAE) Project Center - IQP2
- Venice, Italy Project Center - IQP21
- Washington, DC Project Center - IQP4
- Water Resource Outreach Center (Massachusetts) - IQP7