Universiteit Leiden

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Research project

RAW

What are the environmental impacts of widespread integration of bio-based products into the construction industry?

Duration
2024 - 2027
Contact
Mingming Hu
Funding
European Innovation Council (EIC) Pathfinder, Grant no. 101161441 European Innovation Council (EIC) Pathfinder, Grant no. 101161441
Partners

Short abstract

The RAW project proposes a breakthrough resource model for the architecture, engineering, and construction (AEC) sector to enter a New Age of Resource Aware Architecture, using natural and reclaimed materials.

Project description

Scientific relevance
As the construction industry seeks to reduce its environmental footprint, there is an urgent need for data-driven decision-making tools that account for long-term material sustainability.  By integrating ex-ante sustainability assessment with scenario-based modeling, we provide insights into the potential benefits and challenges of transitioning to circular construction practices.

Material & Methods
We employ a novel methodological framework combining:

  • Prospective LCA to quantify the environmental impacts of integrating bio-based materials into AEC.
  • Dynamic MFA to track the flow of reclaimed and fast-growing biomaterials across different lifecycle stages.
  • Scenario-building workshops and science fiction prototyping to explore alternative futures for sustainable construction.
  • Transdisciplinary learning methods to engage stakeholders in co-creating resource management strategies.

Why Leiden University?
Leiden University’s Institute of Environmental Sciences (CML) is a leader in industrial ecology, life cycle assessment, and material flow analysis. With expertise in sustainability assessment, CML plays a crucial role in developing robust frameworks for evaluating bio-based materials in AEC.

Follow-up & Social Relevance
CML's findings will inform EU policy, support industry adoption of circular material strategies, and contribute to standardization efforts for bio-based construction materials. The project aligns with the European Green Deal by promoting sustainable alternatives that reduce embodied carbon in the built environment.

RAWLAM (pictured) explores new possibilities for biobased materials, using digital design and fabrication to transform salvaged wood into structural elements for sustainable construction. Our team at Leiden is responsible for assessing the environmental impact of products like these.
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