For the past few years, sustainability slipped into the background. Cost of living up. Politics volatile. Retail under pressure. The climate crisis intensified, yet sustainable innovation in physical spaces barely moved. A recycled panel here. A green claim there. Nothing that moved the needle forward.

But the mood is changing fast, and the team at StudioXAG couldn’t be happier about it.

A new wave of spaces has emerged that don’t just mention sustainability or build awareness. Instead, they engineer it into every design decision, putting theory into action.

These stores are drawing attention, footfall and behavioural change. Not because they talk about responsibility, but because the decisions behind them are clear, practical and structural. These spaces shift the conversation away from “How do we make this more sustainable?” to “What if sustainability was the brief itself?”

Three projects show how this is playing out.

For their latest London store in One New Change, Aesop proves that circularity can sit sleekly within high-end brand codes. Rather than commissioning a new fit-out from scratch, the brand treated its former Long Yard head office as a material library, reclaiming furniture from the old office and transforming pieces into shelving, a central counter and overhead structures.

A basin salvaged from a past Selfridges concession anchors the ritual of hand-washing that runs through the brand’s global store language, only here it also quietly embodies the idea that beautiful elements deserve more than one life.

The clever bit is how invisible it feels. Local joiners refined every reclaimed piece until it reads as part of the brand’s warm, tactile world. Nothing looks traditionally “upcycled.” A masterclass in embedding sustainable logic without rewriting an established aesthetic.

We’re also seeing initiatives that once started as pop-ups, becoming permanent offers, showing sustainability’s resonance with consumers. Reselfridges began life as a temporary concept in the Selfridges London flagship. A test bed for repair, rental and resale. This concept has now been rolled out across their regional stores, signalling a shift from experimentation to long-term commitment.

In London, the destination has been rebuilt with circularity embedded into its infrastructure. Fixtures use mechanical fixings instead of adhesives, so components can be dismantled, moved and reconfigured as needs evolve.

The space now hosts partners including Sojo, Hurr and The Handbag Clinic alongside vintage and archive edits. Products circulate through repair, rental and resale rather than being replaced outright. Selfridges’ Project Earth data backs the impact of the space, with tens of thousands of items repaired or rehomed each year and circular formats growing into a meaningful revenue stream for the iconic department store.

Nothing here feels temporary anymore. It is a fully functioning retail system built to adapt, scale and stay in play.

Across the ocean, Back Market’s New York City pop-up takes the familiar codes of sustainable design raw timber, exposed racking, visible repair benches and gives them an irreverent twist.

Instead of the hushed, tech-temple aesthetic that dominates consumer electronics, the store borrows from retro supermarkets: tongue-in-cheek signage, bold pricing cues and a graphic language that treats refurbishment as something to celebrate, not apologise for.

The environment makes the process visible. Marked concrete floors, open diagnostic stations and repair zones put the life cycle of devices on show. The offer mirrors this transparency. Visitors can get diagnostics, data wiping, repairs and a “tech spa” to extend the life of their own devices, no matter where they were purchased.

The tone is playful but grounded. Back Market highlights the environmental logic fewer raw materials, lower emissions, longer life cycles but does it through a style that feels fresh rather than preachy. The store reframes refurbished tech as a smart, confident choice. A sustainable message delivered with humour, honesty and a very clear point of view.

How can your spaces respond to this sustainable shift?

Finally, sustainability is no longer a marketing gimmick. The stores we’ve highlighted don’t just preach about responsibility; they prove it through process, materials and storytelling.

At StudioXAG, we know that not every brand is ready to create a space where sustainability is front and centre. What matters is ambition. The brief, the business goals and the appetite for change all shape what is possible. Our role is to meet each brand exactly where it is, understand what it hopes to achieve and build a strategy that moves it forward.

This is why we created our Sustainability Strategies framework. It gives teams a clear way to bring planet-positive thinking into any brief, whether the goal is to make better everyday decisions or to explore more radical forms of circularity and regeneration. The three levels Responsible, Robust and Radical give structure without constraint. They create room to choose an approach that feels achievable now while still pushing boundaries.

And with XAGzero, our carbon insights tool, every choice is grounded in data, making impact visible and tangible.

These recent spaces show that when sustainability is woven in from the start, it becomes a creative driver rather than a compromise, opening up new ways to think, build and connect with your audience.

Whether you are shaping a one-off installation or a global rollout, a clear and tailored Sustainability Strategy gives your teams the confidence to create boldly, responsibly and with purpose.

To discuss how this could shape your next project, contact Daniel Wigham, StudioXAG’s Associate Director of Strategy and Sustainability.