Jeddah and Xiongan Stories Inspire Future City Designs

Jeddah and Xiongan Stories Inspire Future City Designs

Bright and colorful palm-lined road along Jeddah’s coastline on a sunny day. by Deepak Kashyap via Pexels

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Stories of Jeddah and Xiong’an show ‘future cities’ with vision and roots

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Published: Aug 11, 2026 OPINION / VIEWPOINT

 

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This aerial drone photo taken on March 18, 2026 shows the Xiong'an Railway Station in Xiong'an New Area, north China's Hebei Province. Photo: Xinhua

This aerial drone photo taken on March 18, 2026 shows the Xiong’an Railway Station in Xiong’an New Area, north China’s Hebei Province. Photo: Xinhua

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What will tomorrow’s cities look like? ​Glowing waterways, sleek transit pods gliding on neon tracks, and a digital utopia of glossy, frictionless perfection – just ask any AI to paint the future, and this is probably how you get sold the dream.

However, turning such imagination into the reality of an actual “city of the future” is far more complex. The grander the skyward vision, the more it depends on solid engineering, sustained investment, and robust governance to bring those ambitions to life. This is the universal challenge facing every bold urban experiment, whether it rises from the coast or fertile plains. Today, the Jeddah Central Project on the shores of Saudi Arabia’s Red Sea and the Xiong’an New Area on the North China Plain, while born from different national contexts, offer two distinct answers to the very same question.

Look toward Jeddah’s historic western coast, where centuries of maritime tradition meet modern ambition. Backed by the country’s Vision 2030, this multi-billion-dollar urban reboot aims to turn a core city district into a global magnet for tourism, culture, and investment, fundamentally reshaping how the city grows. Pouring massive capital into reinventing an existing urban core into a world-class hub is a bold statement on how to approach modern urban renewal.

At the heart of this ambition are four landmark cultural additions – an opera house, a museum, a sports stadium, and an oceanarium – backed by a 9.5-kilometer waterfront, a shiny new marina, and residential spaces that mix smart tech with traditional Hijazi design. Together, they aim to weave the Kingdom’s deep-rooted maritime heritage into the fabric of a buzzing modern destination, creating a vibrant space where past and future seamlessly meet.

Bringing an audacious vision of this scale into the physical world naturally involves a process of dynamic refinement. Rather than chasing a vague blueprint, the Jeddah Central Project is structured around a three-phase rollout, with the first phase locked in for completion soon, according to media reports. Backed by billions of Saudi riyals in initial construction contracts signed with major international and local contractors, the work on the ground is methodically moving forward: heavy infrastructure, smart utility networks, and marine engineering are steadily taking shape, breathing practical life into the city’s core.

Thousands of miles away on the North China Plain, Xiong’an New Area is also pursuing an inspiring trajectory. Rather than chasing immediate skylines, Xiong’an has spent years perfecting what lies unseen: an integrated network of underground utility tunnels and a digital twin model of the entire city.

This long-term focus extends to its environment. Long before the heavy density of urban life arrived, China prioritized the restoration of the Baiyangdian Lake, anchoring the new city in green space and ecological resilience rather than concrete alone. It reflects the belief that resilient cities are built from the ground up – both physically and institutionally.

Today, that methodical groundwork, rooted in “a plan designed for the millennium,” is yielding concrete results. The area has gradually become home to more than 1.4 million residents, while more than 400 subsidiaries of state-owned enterprises and 4,000 Beijing-based firms have moved their operations there, transforming a national policy into an emerging economic hub. These milestones are the result of years of unglamorous, day-to-day cultivation – laying deep roots before ever reaching skyward.

Side by side, the two megaprojects reveal two different philosophies for building “the cities of the future.” The Jeddah Central Project chose the path of brownfield renewal – breathing new life into an existing urban core with an ambitious vision backed by a step-by-step rollout. Xiong’an, meanwhile, breaks the usual mold of massive greenfield development that focuses on chasing quick-win skylines and rapid commercial returns, emphasizing foundational infrastructure and long-term urban planning from the outset.

Neither path offers an easy shortcut, for both demand extraordinary capital, engineering precision, and sustained political willpower. Nor is either complete: Jeddah’s ambitious urban reboot still has to navigate the intricate realities of heritage preservation and long-term capital sustainability, while Xiong’an’s industrial clusters and population are still scaling up.

Ultimately, they highlight distinct dimensions of national capability. Saudi Arabia demonstrates how capital and ambition can open new frontiers, while China illustrates how long-term planning and industrial capacity can gradually transform visions into reality. Far from competing paradigms, their respective approaches – one boldly reaching skyward with visionary ambition, the other patiently laying deep roots through foundational execution – present fertile ground for mutual learning.

As emerging technologies redefine society, building the cities of tomorrow remains an exercise in patience. No amount of glowing digital art can dispense with the unglamorous groundwork of institutional coordination, just as no amount of infrastructure can substitute for the bold, pioneering spirit that revitalizes urban life and redefines historic centers. That is perhaps the deepest lesson shared by both the Jeddah Central Project and Xiong’an: The future belongs only to those who possess both the vision to reach skyward and the patience to lay deep roots.

The author is a reporter with the Global Times. xiawenxin@globaltimes.com.cn

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The Earth Does Not Need Us, We Need It

The Earth Does Not Need Us, We Need It

Image for illustration purposes of a soldier standing in front of a historical building in Beirut, Lebanon, highlighting urban architecture.  By Nemika F via Pexels

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Jeanette Kunsmann in Detail is in conversation with Lina Ghotmeh on “The Earth does not need us, we need it.”
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„The Earth Does Not Need Us”

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Stone Garden in Beirut (2020). The residential complex is located near the industrial port on the outskirts of the city center, which was destroyed by the civil war. © Iwan Baan

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Lina Ghotmeh was already a quiet superstar on the international architectural scene, long before winning the 2025 commission for the partial renovation of the British Museum in London. Despite her success, the Paris-based architect, who grew up in Beirut, maintains a clear, critical view of the world and of architecture today.

If you close your eyes – which space comes to mind first? Which place has shaped your architectural philosophy?

Closing my eyes means looking deep within myself – almost becoming a child again. I see myself in the mountains of Lebanon, where as a child I watched people building walls, working in the villages, cutting and chiselling stone, and saw how something far greater than human beings emerged from raw materials and bare hands. There is something magical about this process, in which natural raw materials are cut, shaped, and joined, and suddenly a structure rises up. These observations kindled my love of architecture, but also my love of craftsmanship. For me, the two are inseparable.

You grew up in Beirut – a city where building and destruction are closely intertwined. What is architecture under such conditions?

In Beirut, you are constantly confronted with destroyed buildings, with the question of reconstruction, resilience, and survival amid rupture. These moments have fundamentally shaped my perception of the built environment – and sharpened my goals in architecture. You learn early there that building is not merely an aesthetic question, but a profoundly ethical one.

Stone Garden in Beirut (2020). The facade is punctuated by openings of varying sizes that open onto green balconies. © Iwan Baan
© Iwan Baan

You chaired the jury for the Middle East and Africa at the Holcim Foundation Awards – two very different regions.

Africa is a vast continent with highly diverse climatic zones, cultural contexts, and available resources. Regions such as the Palestinian territories in the Middle East and the Congo or Nigeria can hardly be compared with one another – and neither, therefore, can the architectural approaches that emerge and must emerge there. How resources are used looks completely different in each of these regions. It is precisely this that brought such diverse figures as the architect Tosin Oshinowo from Nigeria and Christian Benimana from MASS Design Group in Rwanda onto the jury, which greatly enriched the discussions.

Were there any projects or approaches that particularly surprised or moved the jury?

In both regions, great efforts are being made to build in a more sustainable, context-sensitive, and resource-conscious manner. This will continue to drive the work – pushing architecture ahead on every level: in the way it responds to the climate, but also in its social and cultural contributions. Building in unstable environments is always a question of social values. I was particularly impressed by the Zanda Central Market in Kinshasa by Think Tank Architecture: a powerful example of how to build new structures without destroying what already exists. Architecture was brought to an informal marketplace without formalising or institutionalising it. The fluid, organic character of the place was preserved; the architecture is a tribute to the hands of the people who bring this place to life every day.

You yourself work intensively with materials and details. What does a typical design process look like in your studio?

My studio’s design process is highly iterative. In the past, architecture may have been dominated by the single sketch – the idea that a building could be designed linearly from concept to completion. In reality, it is about navigating a network of questions and complexities, weaving them together to create spaces that tell the story of society, the economy, and the challenges of our time. A building is an attempt to respond to the everyday by bringing people together in a different way, fostering relationships and making new connections visible. Architecture must lead us to the extraordinary. My design process is therefore deeply research-oriented.

Hermès Workshops (2023): Striking brick arches embody movement and evoke the gallop of a horse. © Iwan Baan

How does a project begin?

We ask questions. Fundamental, sometimes provocative questions. What is a school? What is the history of school building? What if we learnt outdoors in nature? What if the pupils didn’t sit in rows, but in a circle? Such questions play a central role in every project. We first think about what we are actually building – and only then ask how.

And when does this materialise into a building? When does the material come into play?

Very early on. At the Hermès workshop in Normandy, the question of what we would build with was central from the very start. It was to be France’s first CO2-optimised energy-positive building. Bricks and earth were available on site – the most obvious, most honest materials we could use. The bricks then helped to shape the building: its arches, its dynamism, its tectonics. We varied the arches to create movement. For me, that is the true moment of design: when material and space are mutually dependent. We architects must be able to embrace complexity – and translate it, through the tools of architecture, into something comprehensible, liveable, and experiential. Not to hide complexity, but to make it legible.

Hermès Workshops (2023): Partition walls with large arched openings also define the interior. A flat wooden ceiling rests on the walls. © Iwan Baan

How does this principle manifest itself in the Bahrain Pavilion for Expo Osaka?

My first question here, too, was: how can the material do justice to the situation? It is a temporary structure. I wanted to reuse all the material, and generate no waste. We worked with untreated timber: four-metre-long pieces, unlaminated, so that they could subsequently re-enter the material cycle. But this timber was not just our building material – it also stood for all the craftspeople in Japan who are passionately dedicated to timber construction. While many contractors at the Expo hesitated because they felt overwhelmed, we found a company that was absolutely fired up about it. The pride of the craft firms came through in the making. We celebrated the opening together with everyone who had created the building with their own hands. And after the Expo, the timber returned to the material cycle. In this way, a connection is forged between two cultures – Bahrain and Japan – through the material itself.

What is your vision for climate-friendly building in the future?

Architects are critical thinkers rather than mere doers. We can bring people together through our work. Architecture is increasingly based on collaboration across disciplines. It is not just about form – but also about how that form interacts with its surroundings. Beyond collaboration, there is an even more fundamental shift I consider crucial: viewing the built environment as a material bank. Every building consists of materials that I can dismantle piece by piece and reuse – if I plan it that way from the outset. Perhaps in the future, every material will have its own identity, its own biography. We know: this building contains X cubic metres of this timber, Y tons of this steel – and when it is no longer needed, everything flows on. This is how architects can initiate new manufacturing processes and transform the way we perceive, defend, and reinvent our built environment.

Sustainability – a global value of a new generation or Western self-reassurance: are we destroying the world and pretending to repair it?

We are repairing it, we are continuing to destroy it – and all the while we talk about repairing it. That is the honest description of the current state of affairs. But sustainability is not a trend. It is the core. I have been designing as sustainably as possible for 20 years because I am convinced that architecture must be created in harmony with its surroundings. Perhaps it is because I grew up in Beirut, learning early how vulnerable a city is, and how vulnerable nature is. We need nature to survive. The Earth does not need us.

Bahrain Pavilion, Expo Osaka (2025): Nach der Expo kehrte das Material in den Materialkreislauf zurück. © Ishaq Madan

How will technological progress and artificial intelligence change architecture? Will there still be architects in ten years’ time?

Artificial intelligence can be a great tool – if you use it as a tool. Imagine if AI could help us analyse a site in such a way that we make optimal use of the sun, wind, and vegetation. We are already simulating how much energy a building consumes – AI will soon help us respond even more precisely to the context, and reduce energy consumption from the outset. We already attempted something like this at the Hermès workshops in the Normandy region, which consequently require less artificial ventilation and air conditioning. AI can help us manage complexity in design and establish coherence across systems. Today, however, we are not yet there: AI programs primarily generate repetitive forms without any substantive justification. This shows that artificial intelligence is far from being able to replace humans. Architecture is not a mechanical process. When we design, we research and sketch; we laugh, discuss, and argue. That is what makes our work profoundly human. My team means a great deal to me. Technology as a tool: yes, absolutely. As a substitute for human thought and feeling: no.

What was your first thought when you found out in 2025 that your studio had won the competition for the Western Range at the British Museum, beating rivals such as OMA and David Chipperfield?

I see it as a great honour and a great responsibility. It was a long competition, and my practice was in direct competition with the world’s largest architectural firms. The fact that we won shows me that our way of working – the way we ask questions, research, and think through materials – is increasingly being recognised. For me personally, it is an extraordinary project because it deals with the history of the world: the Middle East, ancient Egypt, and the Mediterranean. The collection tells a magnificent story of these regions – and my own history is inextricably linked to it. The project offers a new opportunity to ask: what might a 21st-century museum look like? What does an encyclopaedic museum mean today – in a world that is becoming increasingly aware of its colonial legacy of knowledge?

Bahrain Pavilion, Expo Osaka (2025): Im Herstellungsprozess drückte sich der Stolz der japanischen Handwerksbetriebe aus. © Isahaq Madan

What do you consider to be the defining characteristics of good details and construction?

My work is very detail-oriented. When we build, we pay close attention to execution – because it is about craftsmanship, about the design of details that you can sense, even if you cannot put them into words. A good detail means truly understanding the materials used: how they age, how they are joined, how they react to pressure, heat, and the changing seasons. Sometimes you have to put the drawing aside and go to the workshop – to the craftspeople who know what materials can and cannot do. Learning from this knowledge to find the best solution: for me, that is an essential part of the design process.

How do you deal with building regulations that restrict you when designing?

Building regulations are part of the reality of construction. But they need not mean restriction alone. In the Stone Garden project in Beirut, the building regulations helped determine the form of the building. They were made visible through the architecture and, in a sense, were able to make their voice heard. I find it interesting when laws and standards themselves become a creative force rather than the enemy of a design.

What is the most important insight you’ve gained since you began your career almost 20 years ago?

We should continue to dream. It is crucial to maintain openness and optimism. Without these, you only see the obstacles – and architecture is full of them. Architecture is not primarily a question of building. It remains, first and foremost, a question of people.

Read more in Detail 6.2026 and in our Detail Inspiration database.

Lina Ghotmeh, © David Levene

Lina Ghotmeh

Born in Beirut in 1980, Lina Ghotmeh lives and works in Paris. She set up her studio there in 2016 following her time at Ateliers Jean Nouvel. Lina Ghotmeh has been honoured with the Schelling Architecture Prize (2021) and named “Architect of the Year” at the Iconic Awards 2025, among other accolades. She also serves on international judging panels – most recently as jury chair for the Middle East and Africa region at the Holcim Foundation Awards 2025.

Read more on clay masonry living balcony

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Why We Need to Make AI Work for a Fair Future

Why We Need to Make AI Work for a Fair Future

Abstract illustration of AI with a silhouette head full of eyes, symbolizing observation and technology. by Tara Winstead via Pexels

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Why we need to make AI work for all, not just for good

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The AI for Good global summit, at Palexpo in Geneva, 7 July 2026. (Keystone/Salvatore Di Nolfi)
The AI for Good global summit, at Palexpo in Geneva, 7 July 2026. (Keystone/Salvatore Di Nolfi)

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As AI promises to accelerate global development, the race for dominance risks leaving most countries as bystanders with no choice but to accept a future they had no say in. AI expert Martin Wahlisch argues Geneva must change that – at next year’s global AI summit.

The ITU’s AI for Good Global Summit in Geneva has come and gone once again. This time it coincided with the first report by the Independent International Scientific Panel on Artificial Intelligence. One of its conclusions is difficult to dispute: AI will reshape economies, public services, scientific discovery and national security. Like electricity and the internet before it, the countries with the capacity to develop and deploy AI will increasingly dominate markets, set standards and shape geopolitical influence.

As governments begin looking beyond the Sustainable Development Goals, AI is shaping education, healthcare, productivity, public administration and economic growth. In many respects, the post-2030 development agenda will be an AI agenda.

Yet the global conversation remains largely focused on the capabilities of AI models, their risks and the safeguards required. Far less attention is paid to the political economy of AI: who owns the data centres, who builds the AI models, and who profits most.

Division and extraction

Just a handful of companies are developing the world’s most advanced foundation models. Three US firms – Amazon, Microsoft and Google – control roughly two-thirds of the global cloud market, while Taiwan’s TSMC manufactures over 90 per cent of the world’s most advanced semiconductors. Nvidia supplies the vast majority of high-end AI chips that power frontier systems. Most governments will spend the coming decade deploying and regulating technologies developed elsewhere, running on infrastructure they neither own nor influence. The result is not simply an AI divide. it is rather a widening gap in capability, development and power.

AI is also creating a new extractive economy. The raw materials are data, public research, human creativity, energy and computing power. They are sourced globally, processed through infrastructure controlled by relatively few actors and transformed into products whose value largely flows back to the platform owners. Countries risk supplying the inputs of the AI economy while importing the intelligence built from them.

That imbalance is unlikely to correct itself. As AI models become cheaper and more capable, demand for chips, cloud services, data centres, electricity and water will continue to grow. Greater access to AI applications does not necessarily reduce dependence on the infrastructure behind them, as cloud computing has demonstrated. It lowered the cost of digital services while concentrating critical infrastructure in the hands of a few providers. AI is likely to deepen that trend.

A voice for all

This is why we need to shift from AI for good to AI for all. AI for all means more than universal access to increasingly powerful technologies. Countries need the talent, research institutions, computing capacity and public infrastructure to develop AI on their own terms and share in the value it creates.

Global AI governance has an important role to play, but we should also be realistic about its limits. Frontier AI will continue to be driven largely by companies with extraordinary financial resources and access to computing power. The United Nations will not determine their research agendas, nor should it pretend to. Its comparative advantage lies elsewhere. It can build international norms, promote inclusive governance and ensure that countries not developing frontier AI have a meaningful voice in shaping the principles under which these technologies are deployed.

International Geneva’s role

Geneva has a particular responsibility. For decades it has been where governments negotiate the rules for trade, telecommunications, health and humanitarian action, and artificial intelligence deserves the same institutional ambition.

The global AI summit process has evolved remarkably in just four years, since it began in the United Kingdom with the Bletchley Park AI Safety Summit in 2023, where 28 countries and the European Union met to address the risks of frontier AI. In Seoul, the process focused on a smaller coalition committed to advancing governance. Paris broadened participation again, with 58 countries, the EU and the African Union Commission endorsing its declaration. This year, New Delhi marked another important step, with 92 countries, alongside the EU and the International Fund for Agricultural Development, supporting the New Delhi Declaration.

When the summit comes to Geneva in 2027, the ambition should be greater still: to make it a truly global summit, bringing together as many states as possible to shape not only how AI is governed, but also how its benefits are shared. Geneva offers a unique advantage as most UN member states already maintain a diplomatic presence in the city. It lowers the barriers to participation, making it easier for governments from all regions, particularly developing countries, to take part in shaping the future of AI governance.

Switzerland should seize that opportunity by ensuring that the 2027 summit becomes the broadest global forum on AI to date. If artificial intelligence is becoming foundational infrastructure for the global economy, its governance cannot remain the preserve of a handful of governments and technology companies. More countries need the capacity not only to use AI, but to build it, shape it and benefit from it. AI for good inspired an important global conversation. AI for all should become its next ambition.

Martin Wählisch is an associate professor of international relations at the University of Birmingham and a member of its Centre for AI in Government. His research focuses on international affairs, AI governance and multilateral cooperation.

Read more on   Opinion

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Higher Education Fosters Sustainable Development in the GCC

Higher Education Fosters Sustainable Development in the GCC

Desert mountains and palm trees under a vibrant blue sky. by Tayssir Kadamany via Pexels

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Higher education fosters sustainable development

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The publication by Springer Nature covers themes including university governance, institutional sustainability, education for sustainable development, innovation, and community partnerships

 

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MUSCAT: Springer Nature has recently published a scientific book titled: ‘Higher Education and Sustainable Development in the Arab Gulf States: Practical Approaches and Institutional Strategies.’
The book is edited by Dr Khalaf bin Marhoon al Abri, Associate Professor and Head of the Educational Foundation and Administration Department at the College of Education, Sultan Qaboos University and Dr Elizabeth Buckner from the University of Toronto, Canada.
The book provides an in-depth scholarly analysis of the role of higher education institutions in the Gulf Cooperation Council countries in fostering sustainable development pathways.
This is achieved by showcasing the experiences and practices of several universities and academic institutions across the region, and by analysing policies, programmes, and initiatives that help align Higher Education with Sustainable Development Goals at both the institutional and national levels.

The publication features a set of research studies conducted by scholars from universities and research centres both within and outside the region. It covers a wide range of themes including university governance, institutional sustainability, education for sustainable development, innovation, and community partnerships.
Additionally, it addresses the main challenges and opportunities facing higher education institutions in the GCC countries as they seek to enhance their contribution to sustainable development.
Dr Khalaf explained that the idea of the book originated during the 13th Gulf Research Meeting, hosted by the University of Cambridge, UK, in 2023, before evolving into a scientific project in which many researchers from various universities and academic institutions participated.
He added that the book aims to enrich the scholarly literature on Higher Education in the Gulf countries by offering insights and experiences grounded in the Gulf context, supporting researchers, policymakers, and university leadership in developing institutional policies and practices.

 

This publication represents a valuable scientific contribution to SQU, enhancing its presence in global knowledge production in the fields of Higher Education and sustainable development. It also highlights the contribution of Omani researchers to addressing key national and regional priority issues.
The book’s content aligns with national directions supporting the achievement of Oman Vision 2040 and the United Nations Sustainable Development Goals, particularly regarding the advancement of education, the promotion of innovation, and the establishment of more sustainable and impactful educational institutions.
Dr Khalaf specialises in education and higher education policies and systems, education for sustainable development, educational governance, quality assurance, and academic accreditation.
His work focuses on developing educational policies and aligning them with sustainability issues and the Sustainable Development Goals. He has authored numerous research and scholarly publications in these fields, actively participating in various international scientific committees and initiatives related to education and sustainable development.
He also contributed to numerous published studies that examine the development of education systems and their role in achieving sustainable development.

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Green Wall as an Investment: Myths and Facts

Green Wall as an Investment: Myths and Facts

Stunning view of Dubai’s modern skyscrapers under a clear blue sky. by Joerg Hartmann via Pexels

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“Green Wall” as an Investment: Numbers vs. Marketing

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PRAGMATIKA  / Urbanism / 

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Green Wall as an Investment: Myths and Facts

Vertical gardening has become a symbol of modern and sustainable architecture. However, are “green walls” really an effective investment, or is it more of a successful marketing image? In her column for PRAGMATIKA.MEDIA, Natalia Korotka, a leading architect and general planner at the architectural and design company AIMM, analyzes common myths about vertical gardening, based on international research, real cases, and economic calculations, and explains under what conditions such solutions really work.

No visualization in a metropolis attracts as much as a facade covered with plants. Vertical gardening has become the visual language of sustainable development: it appears in every second concept of a new quarter, in every third presentation for an investor. The problem is that between the render and the real operation there is a chasm that the industry rarely shows to the client.

I am an architect-general planner, and my job is to evaluate solutions not at the moment of completion of the facility, but over the horizon of decades. From this perspective, vertical gardening is worth examining for some myths, each of which has its own digital reflection.

Myth 1: It’s cheaper than traditional landscaping

No. A systematic review of the cost-effectiveness of green walls (World Construction Symposium) shows that the life-cycle cost of a living wall can be more than ten times that of a green facade on cables or mesh, and the maintenance of a living wall is on average twelve times more expensive than simple facade greening. The classic study by Perini and Rosasco, which remains one of the basic studies on the subject, states bluntly that for some systems, the benefits—energy savings, increased property value—simply do not cover the costs of installation and maintenance over the life cycle.

A prime example is the Bosco Verticale in Milan, the most cited vertical gardening project in the world. It is not a wall, but a balcony garden of trees and shrubs, and it requires a team of professional climbers-gardeners who descend the facade on ropes to prune and inspect the plants.

Green Wall as an Investment: Myths and Facts

Bosco Verticale is a residential complex consisting of two towers, 110 and 76 meters high. The two skyscrapers were built in the Porta Nuova district of Milan between 2009 and 2014. The authors of the project are Italian architects Stefano Boeri, Gianandrea Barreca and Giovanni La Varra.

It is estimated that residents pay an additional seven euros per square meter of housing each year just for the care of the plants – this is a separate item of home maintenance, comparable to full-fledged cleaning or security.

Myth 2: Plant it once, and it grows on its own

Living systems require continuous management of irrigation, nutrition, and drainage. Bosco Verticale uses about 3,5–5,7 thousand cubic meters of water per year for irrigation, and this is in a project with centralized humidity sensors and automated irrigation — that is, in a system designed as competently as possible.

A counterexample is the Qiyi City Forest Garden complex in Chengdu. Eight towers with balcony gardens were to become a “vertical forest” for 826 apartments. The developer planted the plants in advance, but did not lay down a system for constant care and drainage.

Green Wall as an Investment: Myths and Facts

Qiyi City Forest Garden in Chengdu

When the apartments were not immediately occupied, the plants on the abandoned balconies grew out of control, water stagnated in the pots, and the building became a mosquito breeding ground, which is why most of the owners at that time refused to move in at all. This is not a story about a “bad idea” – it is a story about landscaping designed without answering the question “who will take care of it in five years and how?”

In European cases, we see the same pattern: companies that install green walls admit that the cause of degradation of living facades is almost always not the climate or plants, but management. Maintenance contracts cost an average of about 10% of the cost of the wall itself each year, and this is where customers often try to save first.

Myth 3: It significantly cools the city

The effect is there, but it is greatly exaggerated compared to how it is presented in marketing materials. A study in temperate European climates showed that green walls reduce air temperature by at most 1–1,2°C. This is significantly different from the indicators in tropical or subtropical climates, where, due to higher humidity and more intense transpiration, cooling reaches 2–5°C, and in some modular systems with a substrate – even 10–14°C.

In other words: a technology that works great in Singapore or Barcelona gives many times weaker results in the climate of Kyiv or Lviv. This is not a reason to abandon landscaping altogether – it is a reason not to rely on vertical systems as a tool to combat the urban heat island where ordinary trees and shading are more climatically effective.

Myth 4: Plants thrive equally in different zones

Even in the mild climate of Madrid, the creator of the most famous “green wall” in Europe – the CaixaForum facade – selected almost 300 species of plants specifically for contrasting seasons: hot summer and cold winter. This is a design at the level of botanical research, not decorative landscaping. In a climate with sharp temperature drops, spring frosts after thaws and unstable humidity – which is exactly the characteristic of the climate of most of Ukraine – the selection of species and the system of root zone protection become a determining factor in the survival of the system.

What does this mean for projects in Ukraine?

Vertical gardening is not a universal solution, but a highly specialized tool with high operational requirements. It is justified where there is a customer who is ready to finance professional care for years in advance, a climate zone that does not destroy the system with frost and humidity drops, or a careful selection of plants adapted to this zone, and a realistic understanding of the effect of such gardening.

Photo: Daniel Funes Fuentes/Unsplash

In our projects at AIMM, we treat vertical gardening as an engineering system with an operating budget, not as a final touch to the presentation. If the customer is not ready to lay the cost of maintenance for decades to come, it is more honest to talk about traditional gardening right away – it is less spectacular on the render, but it really lives longer than until the first winter without watering.

Sustainability is not measured by how impressive a solution looks on opening day, but by whether it continues to work five years later without extraordinary effort. By this criterion, most vertical gardens fail the test long before the first plants appear, so every solution must be balanced and harmonious.

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