USGBC recently announced that the LEED v4 and v4.1 commercial registration deadline has been extended to June 30, 2027.

The built environment is shifting. By the end of June 2026, projects will no longer be able to register under LEED v4 or LEED v4.1, marking the official transition to LEED v5 — the newest version of the most widely used green building rating system in the world. While version updates are not new for LEED, this change represents more than an incremental improvement. It reflects a broader shift in how the industry defines sustainability, performance, and responsibility. LEED v5

Biomimicry invites architects to shift from imitation to adaptation. By learning from desert ecosystems and vernacular architecture, we can create buildings that regulate energy, respond to climate, and endure within environmental limits