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Case studies

Case studies offer insight into implemented technologies, methodologies, research, or practices, and provide an overview of real-life results, outcomes, lessons learned, and best practices.

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Case studies (221)
A modern architectural interior shows concrete stairs, walkways, and large windows that let in natural light. The geometric lines and industrial materials create a functional and contemporary atmosphere.
Industrial conversion with integrated photovoltaics

Refurbishment of a historic industrial building in Brussels into a mixed-use scheme, prioritising material reuse, urban integration and energy efficiency with a primary energy consumption of 42 kWhep/m²·year.

Editorial team
A modern curved building surrounding a green inner courtyard, located in an urban setting with nearby railway tracks and streets. It stands out for its organic architectural design, rooftop terraces, and efficient use of space.
Urban model towards climate neutrality

CityGate I – Goujons advances the regeneration of an industrial neighbourhood into a mixed and inclusive enclave, comprising 35 subsidised dwellings and 1,500 m² of social and healthcare facilities, integrating passive-standard energy performance and nearly zero-energy building criteria.

Editorial team
A contemporary brick building with clean lines, surrounded by vegetation and landscaped areas, located next to a road in a semi-urban setting. It stands out for its modern design, with ventilated façades and greenery integrated into the architecture.
When the environment shapes architecture

An office building in Pune, India, demonstrates how passive design, orientation, and natural ventilation can significantly reduce energy demand in challenging climates.

Editorial team
A modern architectural complex with several interconnected buildings, surrounded by green spaces, water features, and recreational areas in an urban setting. It stands out for its landscaped terraces, glass façades, and sustainable design integrated into the city.
Shopping centres towards lower impact

The renovation of a shopping centre in Beijing reconfigures urban space through opening up to the exterior, landscape integration, and an architectural narrative based on light and local culture.

Editorial team
The image shows a modern house with simple lines, a light brick façade, and a large opening that connects the interior with the exterior. On one side, a leafy tree adds a natural contrast to the architectural setting.
Urban reuse and shared spaces

The transformation of a former garage space in Brussels redefines the use of the inner courtyard, integrating workspaces and green areas with a focus on reuse and social cohesion.

Editorial team
The image shows a contemporary glass-clad skyscraper composed of stacked volumes that create setbacks and intermediate terraces. The building stands within a dense urban setting of other high-rise towers, reflecting the warm light of sunset across its glazed façades.
China Overseas Building: towards zero carbon in tall offices

China Overseas Tower in Shenzhen positions itself as China’s first near-zero-energy 5A high-rise office, combining passive design, high-efficiency systems and quantified carbon savings to establish a replicable benchmark for hot summer–warm winter climates.

Editorial team
How 155 orange solar panels vanished into the roof of a historic monastery
Architectural integration at the Paul Van Ostaijen Site, in Belgium

The former Paul Van Ostaijen monastery in Leuven (Belgium) was transformed into a CO₂-neutral complex through the integration of 155 terracotta-colored photovoltaic panels. Seamlessly blended into the historic roof, they preserve the building’s identity while enabling sustainable performance.

Lucia Barin
A 100 kWp array of green PV modules blends with the historic copper roof, setting a new benchmark for heritage-safe solar design.
The Vienna State Opera turns green with integrated photovoltaic modules

A 100 kWp photovoltaic system with 260 green modules is seamlessly integrated into the historic copper roof of the Vienna State Opera. Designed to preserve its Neo-Renaissance identity, the project blends solar technology with heritage, reducing energy demand without altering the iconic skyline.

Lucia Barin
The image shows a refurbished two-storey industrial building with an exposed brick façade and light stone detailing, bearing the inscription “Constructions Mécaniques”. Large metal-framed windows and external shutters coexist with planting on balconies and the roof, while several cars are parked along the street in front.
The GrünboX Case: from abandonment to urban resilience

GrünboX-Vienne transforms a disused industrial building through circular economy principles and sober design, achieving significant CO₂ and water savings while proposing a replicable model for sustainable urban regeneration.

Editorial team
Showing 10 of 221 case studies