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Elevated Structure of Polycarbonate and Local Timber for Sustainable Housing in Tuvalu

Authors:
Wooseong Lee, Sharon Xing Tong Zhou
Elevated Structure of Polycarbonate and Local Timber for Sustainable Housing in Tuvalu

Project in-detail

Elevated above potential floodwaters, the design utilizes polycarbonate cladding and locally sourced timber to create a resilient housing solution tailored to the climate challenges of Tuvalu.
5 key facts about this project
01
Elevated structure protects against flooding and storm surge in a low-lying island setting.
02
Polycarbonate cladding enhances natural light while minimizing heat gain.
03
Rainwater harvesting system maximizes water efficiency in a resource-scarce environment.
04
Locally sourced timber reduces transportation emissions and supports regional economy.
05
Integrated hydroponic gardens promote food security and self-sufficiency for residents.
The Alofa Home project is an architectural design initiative aimed at addressing the housing challenges faced by residents of Tuvalu, an island nation vulnerable to the impacts of climate change. Situated on low-lying land, Tuvalu is at risk of rising sea levels and flooding, necessitating innovative and sustainable housing solutions. The Alofa Home embodies resilience through its design, emphasizing environmental sustainability, energy efficiency, and cultural relevance.

The primary function of the Alofa Home is to provide temporary and permanent housing options for families in Tuvalu, adapting to the unique needs of the community. The architecture features an elevated structure supported by steel columns, which protects the home from potential flooding and storm surges. This design allows for flexibility in living arrangements, offering an open floor plan that maximizes airflow and natural light. The layout is efficient, utilizing multifunctional furniture to conserve space and encourage community interaction.

Unique design approaches included in the Alofa Home involve the use of locally sourced materials and renewable energy systems. The incorporation of timber, steel, and polycarbonate cladding aligns with ecologically responsible practices while ensuring structural integrity. Photovoltaic cells integrated into the roof generate solar energy, supplying power to the household and promoting self-sufficiency. Additionally, the design features rainwater harvesting systems, allowing residents to collect and utilize precipitation, further mitigating reliance on external resources.

The project sets itself apart from similar initiatives by prioritizing cultural sensitivity and community engagement. The design reflects Tuvaluan heritage, ensuring that the homes fit within the local context while promoting traditional practices. Hydroponic gardens are integrated into the housing scheme, encouraging food security and reducing dependence on imported goods.

Incorporating a closed-loop waste management system, the Alofa Home manages human and food waste through biogas production, transforming potential waste into an energy source. This aspect of the design not only addresses environmental concerns but also empowers residents by reducing household waste.

For detailed insights into the architectural plans, architectural sections, and architectural designs of the Alofa Home, the presentation offers further exploration. Understanding these architectural ideas will provide a comprehensive view of this innovative project, showcasing its potential as a sustainable housing solution for vulnerable communities.
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100,000€ Prize / 2025

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

Competition organisers

The 10th edition of the MICROHOME architecture competition invites architects and designers from around the world to explore the possibilities of compact, sustainable living. Hosted by Buildner in collaboration with Kingspan and Hapi Homes, this special edition challenges participants to design an off-grid, modular microhome for a young professional couple, with a maximum floor area of 25 m². Designs should prioritize innovation, efficiency, and real-world feasibility. 

A total prize fund of 100,000 € will be awarded, including three main prizes, the Kingspan Award, and the Hapi Homes Award, which will grant 15,000 € and lead to the construction of the selected design. The final registration deadline is September 25, 2025, and winners will be announced on Decebmer 9, 2025. For full competition details and submission guidelines, visit microhome.info.

Microhome

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

100,000 € PRIZE FUND / KINGPSAN EDITION #10 IDEAS COMPETITION
Prize 100,000 € + Potential realisation
Eligibility Open to all
Early bird registration deadline 22 May 2025
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