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Exploring the Potential of Ailanthus Altissima as a Zero-Waste Building Material

Semester: Summer 2025


Presentation description

The broader construction industry significantly contributes to global environmental challenges, including excessive resource extraction and carbon emissions. Concurrently, invasive plant species like Ailanthus altissima (Tree of Heaven), originally from China and Taiwan, have spread extensively across multiple continents, causing significant ecological disruption. Utilizing invasive plant species as sustainable building materials presents an innovative opportunity aligned with the principles of a circular, zero-waste economy. Rather than destroying these species, their integration into construction materials could simultaneously mitigate environmental harm and enhance sustainability. This research explores the potential of invasive plants through the creation of unfired bricks. Unlike traditional fired bricks, which substantially increase carbon emissions, unfired bricks utilize renewable, low-carbon, bio-composite ingredients. The result is a construction material that significantly reduces the environmental impact associated with conventional practices. The proposed solution, PlantBricks, demonstrates a simple, effective, and scalable approach to integrating invasive species into sustainable construction. By employing locally available invasive plant fibers in low-tech manufacturing processes, PlantBricks could form the basis of a locally adapted architectural practice, serving as a foundational example for broader adoption within the construction industry's circular economic strategies.
Presenter Name: Gavin McLean
Presentation Type: Poster
Presentation Format: In Person
Presentation #C84
College: Architecture & Planning
School / Department: School of Architecture
Research Mentor: Shundana Yusaf
Time: 11:00 AM
Physical Location or Zoom link:

Ballroom