Learn about the Regenerative Architecture Index
Launched by Architecture Today and UK Architects Declare, the Regenerative Architecture Index (RAI) benchmarks practices’ progress in the move towards regenerative practice and projects. It recognises the need for a built environment that isn’t merely reducing its negative impacts, but has positive impacts for today and the long term.
Entries to the 2025 Regenerative Architecture Index have now closed and will open again in 2026.

Key dates
Participating practices are invited to explore three key criteria that exemplify regenerative solutions for local and planetary health:
The key aims of the Regenerative Architecture Index are to:
The inaugural RAI was published in a dedicated issue of Architecture Today, unveiled at a celebration at The Bottle Factory in southeast London with launch sponsors Interface and special guest Brian Eno.
The results for the 2025 RAI were revealed at a special event on 2 October 2025 hosted by Broadway Malyan with the 2025 RAI published in a special issue of Architecture Today.

For more information read our FAQs
Entry enquiries: isabel.allen@architecturetoday.co.uk
Sponsorship enquiries: jonathan.s@architecturetoday.co.uk

