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Sustainable Construction: The Latest Architecture and News

"Learning in Contact With Nature": In Conversation With 2025 Holcim Award Winner Urko Sánchez Architects

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The Waldorf School Nairobi, designed by Urko Sánchez Architects, has been selected among the 20 winning projects of the 2025 Holcim Foundation Awards, which recognize contributions to sustainable design and construction worldwide. Located within a forested site in Nairobi, the project was awarded in the Middle East and Africa region, acknowledging its sensitive response to site conditions, educational needs, and local culture. Developed in close dialogue with its surroundings and community, the school explores low-impact construction methods, the use of locally sourced materials, and participatory design processes.

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Grand Prize Winners Announced for the 2025 Holcim Foundation Awards

The Holcim Foundation for Sustainable Construction has announced the Grand Prize Winners of the 2025 Holcim Awards, selecting one project from each global region to represent the most impactful approaches to sustainable design in this cycle. This edition marks the introduction of the Grand Prize format, replacing the previous tiered distinctions to better acknowledge diverse regional contexts and avoid hierarchical rankings. Evaluated by juries chaired by Sou Fujimoto (Asia Pacific), Kjetil Trædal Thorsen (Europe), Sandra Barclay (Latin America), Lina Ghotmeh (Middle East and Africa), and Jeanne Gang (North America), the winning projects reflect the Foundation's principles of holistic, transformational, and transferable design.

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Creating Cities for Tomorrow: The Future of Sustainable Construction

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Rapid urbanization, driven by population growth, is among the powerful megatrends transforming how cities are built. The world is adding a city the size of Madrid every single week and will do so for decades to come. To meet this demand sustainably, a collaborative, systems-thinking approach to construction is needed.

Earth Day 2025: Our Agency in Rethinking Sustainability Across Cities, Scales, and Sectors

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On Earth Day 2025, observed annually on April 22, we are once again reminded of the urgent environmental and sustainability challenges that face our planet—challenges that continue to evolve alongside global economic, political, and cultural shifts. The building and construction industry remains one of the most critical sectors in the effort to manage and reduce global carbon emissions. This year, these issues are being addressed through increasingly diverse lenses, calling for more holistic and integrated approaches. It's vital that we view sustainability not as a one-size-fits-all solution, but as a multi-scalar effort—one that spans from large-scale urban development and strategic planning, to the advancement of sustainable materials, and even to temporary, thought-provoking interventions like exhibitions and installations. In doing so, we reaffirm our commitment to reducing our collective carbon footprint, while shaping a built environment that promotes human well-being and planetary health.

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