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

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

Authors:

Wooseong Lee, Sharon Xing Tong Zhou

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

Elevated structure protects against flooding and storm surge in a low-lying island setting.

Polycarbonate cladding enhances natural light while minimizing heat gain.

Rainwater harvesting system maximizes water efficiency in a resource-scarce environment.

Locally sourced timber reduces transportation emissions and supports regional economy.

Integrated hydroponic gardens promote food security and self-sufficiency for residents.

General keywords

tuvalu housing sustainability community resilience elevation renewable environment flood local resources

Project specific keywords

photovoltaics hydroponics biogas steel pilings polycarbonate coconut insulation water harvesting open layout local timber elevated structure

## Overview

Alofa Home is a housing initiative specifically developed for the residents of Tuvalu, an island nation significantly impacted by climate change, including rising sea levels that threaten its very existence. The project aims to provide both temporary and permanent housing solutions while prioritizing sustainability and resilience, reflecting the immediate needs of the local community.

## Design Philosophy

The design of Alofa Home emphasizes adaptability and ecological responsibility. Elevated on steel pilings, the structure is resistant to flooding and tsunamis, serving as a modern interpretation of traditional living spaces. This elevation provides safety while maintaining a connection to cultural practices, particularly those relevant to local fishermen. An open floor plan promotes airflow and natural lighting, utilizing furniture for storage to enhance spatial efficiency and foster community interaction.

## Sustainable Features

The construction of Alofa Home incorporates locally sourced materials and advanced sustainable technologies. Timber and standard plywood panels form the primary structural elements, while steel columns ensure durability against environmental challenges. Polycarbonate cladding enhances thermal efficiency, and photovoltaic cells integrated into the roof facilitate renewable energy generation. Rainwater harvesting systems and hydroponic gardens address resource scarcity and bolster food security, reducing Tuvalu's reliance on imported food. Additionally, a closed-loop waste management system converts organic waste into biogas, further contributing to the home's sustainability and energy independence.