Solar C³ities is an international platform with the intention of providing an open-source virtual Hackspace for "Biogas Innoventors and Practitioners" and training for all  those researching, developing and deploying sustainable solutions for flourishing societies.

Read more about Solar C³ITIES and our Team


TH Culhane, Co-founder of Solar C³ITIES, talks about Homescale-Biogas and explains why your support makes a difference.

Solar C³ITIES Projects

Solar C³ities works around the globe "connecting community catalysts integrating technologies for industrial ecology solutions".  We run our own projects and we work on other organization's projects, creating synergies and shepherding symbiosis.   We specialize in the nexus between Natural and Industrial Ecology, looking...

The twin dragons at Apollo Beach, our first saltwater biodigester experiment

Ashlee Painter lead  students from the Patel Collge of Global Sustainability at USF Tampa on an adventure into the unknown with Saltwater digesters to combat coastal pollution and climate change.

The best way to describe the experience is through the words of our Climate Change Mitigation and Adaptation Student Kaitlin Davis who wrote in her class relational summary on 

Mermaid Tavern's Solar CITIES Biodigester -- Our first commercial installation

we built a solar cities IBC tank biodigester at the Mermaid Tavern on 41 Nebraska Avenue. Be a part of our few Nexus team starting with food waste to fuel and fertilizer and eventually aquaponics and hydroponics in one of the first restaurants to go zero waste and grow local food. You can be a part of the dream. And for those of you who have already built with us, come make Florida great...

Twin dragons built by our students at the University of South Florida Botanical Gardens

After two years of discussion and planning since my first visit to the University of South Florida, my students and I from the Patel College of Global Sustainability completed a new year's build of "twin dragon" solar CITIES IBC Biodigesters with floating IBC gas holder.

Twin Dragons of Catawba

Working with fellow National Geographic Explorer Dr. Luke Dollar, Chair of the Center for the Environment and Catawba College's Department of Environment and Sustainability and his students, T.H. and Enas Culhane built a "twin dragon" Solar CITIES IBC tank digester system with floating IBC tank gas holder inside the greenhouse on campus.

USF Hillel Jewish Community Center Biodigester

As part of our Green Faith Initiative we have introduced Biodigesters to the USF Hillel Center shepherded by visionary green Rabbi Ed Rosenthal. and Program Director Sylvie Feinsmith to complement their community garden (of Eatin!).

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We are always looking for interns to help us with our mission. Please just get in contact with us.