Accelerating the transition to
industrial symbiosis, industrial-urban symbiosis
and circular economy

Hubs4Circularity are socio-technical ecosystems for full scale industrial symbiosis, industrial-urban symbiosis and circular economy closing energy, resource and data loops at regional scale. They are an important building block for achieving the climate neutrality targets by 2050.

The Knowledge Platform is now online!

Join the community

Become part of the European Community of Practice for Hubs4Circularity which connects actors from industry, regions and cities, H4C initiatives, and research and development organizations who are interested in sharing knowledge, experiences, tools and materials to progress faster towards industrial and industrial-urban symbiosis and circular value chains.

Join us and discover resources, opportunities and events to build up your skills, learn from each other, and develop your local hub!

Discover our new video on the Hubs4Circularity Community of Practice:
“Building Circular Industrial-Urban Ecosystems for a Sustainable Future”

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Get access to up-to-date knowledge on how to reduce the environmental impact of regions and industries: best practices, guidebooks, project results, technologies for circularity, patents, educational materials!

CONNECT

Discuss, plan, share! Interact with peers and innovators and work together to tackle circular economy challenges!

INNOVATE

Discover webinars, open challenges, workshops, projects, opportunities and funding for your R&D and innovation projects!

REGISTER TO GET ACCESS
TO THE KNOWLEDGE PLATFORM
AND JOIN THE H4C COMMUNITY!

    News

    New White Paper Available Now

    03/04/2025

    White Paper on "Support mechanisms to accelerate the Hubs4Circularity (H4C) concept across Europe, and to realize its full potential towards achieving a circular and climate neutral economy" This joint white paper by Processes4Planet and the Hubs4Circularity Community of Practice outlines how targeted support can help scale H4Cs as a key solution for Europe’s green transition. Inside the…

    “Go where the energy is”: Interview with Sander Bos, Province of Friesland

    20/03/2025

    The Dutch province of Friesland has set an ambitious goal: to become the most circular region in the European Union by 2025. Rooted in a strong tradition of collaboration, the region’s approach is fostering industrial symbiosis and innovation by bringing together businesses, policymakers, and research institutions to exchange resources and close material loops. We spoke…

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    Events

    H4C Community of Practice Webinar featuring Theseus project - A First of a kind Hub for circularity demonstrator for Attica and peripheral regions

    16/04/2025

    We are continuing our series of webinars showcasing projects from the latest EU Calls on Industrial Symbiosis and Industrial-Urban Symbiosis. These sessions will highlight key technological advancements and hub development processes. In our fourth webinar, we welcome Dr. Charalampos Manousiadis, coordinator of the Theseus project, to share his insights on the project development and practical…

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