Nature has always been a significant factor in human survival. Since the start of evolution, Humanity has thrived alongside nature, co-existing harmoniously as part of a larger ecosystem. Nature has been vital to our survival, providing food, shelter, and clothing.
Since the past few centuries, with the rise of industrialization and capitalism, and advancements in science and technology, development started happening rampantly, cities expanded and newer cities came into being; exponentially increasing the demand for more space. As a result of this, we shamelessly started intruding and invading natural habitats and extensively extracting and exploiting resources (from nature) for human benefit. Development and growth focus has shifted to the monetary aspects, extracting benefits from available resources for the burgeoning economy, and maximizing profits. Thus, the birth of capitalism and the profit-driven has created a conflict between society and nature.
Traditional economies operated in a linear model of “take, make, and dispose” a cycle that depletes resources and generates waste at unsustainable rates. Addressing the conflicts and in a quest for sustainable development, there has been a shift in paradigm towards the need to balance growth and environmental stewardship – the green economy, circular economy, and bioeconomy are popular narratives in macro-level sustainability discussions in policy, scientific research, and business. Green Economy forms the ‘umbrella’ and includes attributes from Circular Economy and Bioeconomy concepts. The Three models of economies are considered to be adapting to economic, environmental, and social goals despite the differences in strategies and considerations. These models have been the guiding narrative of sustainability science and practice, and are used to frame challenges and to operationalize solutions by individuals, organizations, and authorities at local, national, and international levels.
Decoding Circular Economy:
The circular economy aims to close the loop on resource use by maintaining the value of products, materials, and resources till they can be reused, thus extending the life of the resources, reducing waste, conserving resources, and limiting the environmental impact. This way is seen as a modern response to the ecological challenges, However, the essence, the core of circularity is embedded deep into our roots, in communities around the world; practiced out of necessity. Vernacular practices – the traditional methods deeply embedded in local cultures, climates, and materials – embody the ideals of the circular economy. These practices emerged from resource scarcity, adaptation to natural conditions, and communal knowledge passed down through generations.
From reusing materials to crafting adaptable homes, these methods build a path towards sustainability, rooted in simplicity and ingenuity. The Vernacuar traditions reveal that the circular economy is not just about technology but also about cultural practices, community, and environmentally conscious design.
Vernacular Architecture as an Exemplar of circular practices:
The Wisdom of Local Materials:
Case 01: The so-called Kaccha Houses:
In Rural India, many homes are built using materials like mud, bamboo, thatch, and locally sourced stones. These materials are available in abundance, cost-efficient, and have been used for generations to build houses that are now termed “Kacchha”(temporary) under the Pradhan Mantri Awas Yojana. These traditional houses, with mud or stone walls and thatched roofs, provide natural insulation, keeping the interiors cooler in summer and warmer in the winter, reducing the need for mechanical heating or cooling.
There is a circular approach to materials in all the kaccha houses. Maintenance of the built every monsoon is facile, and the materials can be replaced and reused, creating zero waste. When structures are no longer usable, the materials can return to the environment, naturally decomposing without polluting it, otherwise, they can be repurposed in newer construction. This practice minimizes waste and keeps resources circulating locally.
Kaccha Houses showcases the essence of the school of thought of circular economy: using renewable, local materials that can be easily repaired, reused, or reintegrated into nature.
- Are there any similar natural materials in our communities that reduce the dependency on processed virgin material?
Case 02: Adobe Homes in Arid Climates:
Adobe buildings, typically found in arid climates, are crafted from a mixture of clay, sand, and water along with natural fibers like straw or grass. The thick earthen walls offer insulation, making it a form of bioclimatic architecture, thus harmonizing with the environment in which the building sits.
The process of building with Adobe itself is low-impact, Adobe bricks are sun-dried, saving energy and reducing emissions associated with fired bricks. This minimal-energy approach makes adobe construction accessible in areas with limited resources as well, fostering self-sufficiency and reducing the dependence on external materials. Adobe is also inherently biodegradable, creating an example of a closed-loop cycle, reducing the ecological footprint of a building from construction through to its end of life.
Image 3_African Adobe house – Gambia_©https://i0.wp.com/www.fieldstudyoftheworld.com/wp-content/uploads/2019/08/DSC_0139.jpg?resize=750%2C500&ssl=1
Design for Disassembly:
Case 01: Timber Circularity in Japan:
Traditional homes across various cultures often incorporate reusability, a practice closely aligned with the circular economy. This concept is clearly illustrated in Japanese architecture through the magic of wooden joinery – emphasizing modularity and adaptability. The traditional structures are built with interlocking wooden joints, crafted to fit precisely like a piece of a puzzle, without any nails or adhesives. This design enables buildings to be disassembled, relocated, or reconfigured for new uses with minimal waste. The technique not only allows for flexibility and resource conservation, but fosters a notion of impermanence, where buildings are seen as temporary structures that can be adapted, or transformed as needed.
Case 02: Stone Construction in India, Scotland:
Stone construction in India, Scotland, and other places highlights another aspect of reusability. In various rural regions, homes are traditionally constructed from locally sourced stones, carefully chosen for their durability and reusability, When a home needs to be expanded, repaired, or rebuilt, these stone houses are often dismantled, and used in the new construction, preserving the materials. By recycling these stones across generations, these communities reduce the dependence on virgin materials.
- Could modern urban developments adopt a similar approach, designing buildings to reuse and repurpose materials?
Closed-Loop Waste Systems:
__“One Man’s Trash is Another Man’s Treasure.”
One essential idea behind the circular economy is creating systems where waste is seen as available resources, a concept that many Indigenous communities have embraced for centuries. This principle of turning waste into a new asset is central to the circular economy.
- In Rural India and East Africa, “Cow Dung” has multiple applications beyond waste disposal. It is used in flooring, wall insulation, a source of fuel, and last but not least a very rich composting material.
- In Peruvian Andean Communities, the straw leftover from grain harvests is repurposed as a building material for walls and roofing, a low-cost, sustainable solution, that improves insulation while utilizing an abundant agricultural byproduct.
- In Southeast Asia, rice husks are often used as natural insulators in construction and burned as biomass fuel, creating a closed-loop system where agricultural waste supports energy needs.
- In the Netherlands, smaller towns have pioneered sustainable waste-to-energy methods, focusing on turning sewage sludge and organic kitchen waste into biofuels. The process produces nutrient-rich byproducts, often used as fertilizers in agriculture, returning valuable nutrients to the soil and reducing the need for synthetic fertilizers. This exemplifies how communities can transform waste into economic and environmental benefits, offering a scalable model for cities promoting resilience and sustainability.
- Could urban areas adopt similar closed-loop systems that transform waste into resources instead of sending it to landfills?
Adaptive Reuse and Modularity:
In traditional architecture, buildings are often designed with versatility as a key argument, such that they adapt and serve multiple functions over their lifespan. A simple mud hut can transform into a grain storage, animal shed, or a workshop space once uninhabitable. This flexibility significantly extends the life of the structure, reducing the need for new construction and conserving resources.
One such iconic example is found in Shibam, Yemen, where modularity drove the design of the adobe tower houses. These 11-storeyed skyscrapers were designed to accommodate families on different floors, allowing each generation to expand or modify living spaces as needed. The use of locally available mud and timber makes the towers easily repairable and sustainable. As the needs of the community shift, the functions on every floor vary; from living quarters to storage units to communal spaces, responding to the lifestyle of the community.
By crafting spaces with flexibility and longevity in mind, the traditional builders created environments that grow with the communities, requiring fewer resources and less waste; aligning with circularity to promote resource-efficient and regenerative systems.
- Are we designing (today’s) buildings with adaptability in mind, or are we limited by rigid designs?
Key Learnings: The Triangle of Circularity
The concept is deeply rooted in vernacular architecture and traditional practices, where communities naturally adopted circularity by using locally available resources, choosing materials that last, and prioritizing biodegradability. These methods provided sustainable, cost-effective solutions that harmonized with the local environment, offering valuable lessons for contemporary sustainable practices.
The 3 nodes of the triangle are the fundamental principles of circularity in the vernacular settings. Advocating the use of local resources, extending the material life, and designing for adaptability and biodegradability create structures that resonate with environmental harmony, durability, and resilience. By integrating these practices, contemporary construction can mend a sustainable future, responding to the time-tested methods that remain as relevant today as they were centuries ago.
- Could we apply these time-tested practices to modern architecture, creating sustainable, resilient, and regenerative buildings that strike a symbiotic relationship with the environment?
Reimagining Modern Circular Practices:
The vernacular architecture may seem distant from modern urban life, but the core principles remain relevant. If the design (the built as well as lifestyle) is driven by environmental synergy, reusability, and longevity, it is possible to meet human needs sustainably. These practices, shaped by generations of local knowledge and environmental cognizance, offer a blueprint that can inform and enrich modern architecture and lifestyle.
Community involvement is crucial, strengthening sustainable practices by fostering a sense of ownership and belonging and encouraging conservation and the responsible use of local resources. Thus creating awareness through workshops, exhibitions, and public talks – can drive a shift from a throwaway culture to one that prioritizes thoughtful conservation and reuse.
Revitalizing Circular Economy through Vernacular:
The circular economy in the vernacular setting is a demonstration of human ingenuity and ecological harmony. By examining these examples and applying their lessons to the contemporary context, we can take a significant step towards a sustainable future. In essence, circular economy is not a state-of-the-art concept, but a revival of practices that have been mastered ancestrally; which hold valuable insights, reminding the gravity of striking a balance between human needs and environmental stewardship, such that sustainability becomes a second nature rather than an afterthought.
- What steps can we take to incorporate these principles into contemporary architecture, benefitting both communities and the planet?
Citations:
- The EMF representation of the circular economy. source: Ellen MacArthur… | download scientific diagram. (n.d.-d). https://www.researchgate.net/figure/The-EMF-representation-of-the-circular-economy-Source-Ellen-MacArthur-Foundation_fig3_337562778
- Oldest skyscraper, Shibam, Yemen [5]. | Download the scientific diagram. (n.d.-b). https://www.researchgate.net/figure/Oldest-Skyscraper-Shibam-Yemen-5_fig4_338668798
- Washigoto. (n.d.). Wood Joinery (Kigumi 木組). WASHIGOTO. http://www.washigoto.com/2014/10/wood-joinerykigumi.html
- Bernuy, F. R. (2016, January 6). Programa de Vivienda Rural en Sibayo, Perú: Arquitectura tradicional para la Mejora de las Comunidades. ArchDaily en Español. https://www.archdaily.cl/cl/779927/programa-de-vivienda-rural-y-desarrollo-social-en-sibayo-peru-arquitectura-tradicional-para-la-mejora-de-las-comunidades
- Online, T. S. (2024, October 29). Brunei’s path towards a circular economy. https://www.thestar.com.my/aseanplus/aseanplus-news/2024/10/29/bruneis-path-towards-a-circular-economy
- YouTube. (n.d.-c). YouTube. https://www.youtube.com/watch?v=X6HDcubgxRk
- Harvest! collect! re-use!. Superuse Studios. (2023, September 13). https://www.superuse-studios.com/publication/harvest-collect-re-use/
- (PDF) Superuse and upcycling through design: Approaches and Tools. (n.d.-c). https://www.researchgate.net/publication/331313896_Superuse_and_upcycling_through_design_approaches_and_tools
- Moore, J. W. (n.d.). The rise of cheap nature. The Open Repository @ Binghamton (The ORB). https://orb.binghamton.edu/sociology_fac/2/
- Author links open overlay panelEleonore Loiseau a, a, b, c, d, e, Highlights•Green economy (GE) is an umbrella concept that lacks operationalization.•Different concepts related to GE are identified through bibliometric analysis.•These concepts are integrated in a heuristic framework for a GE.•Links between GE and susta, years, A. the last ten, Bina, O., Dietz, S., Droste, N., Ekins, P., Finnveden, G., Hansjürgens, B., Herring, H., Hoogmartens, R., Jänicke, M., Koskela, S., Lee, J., … Guinée, J. B. (2016, August 15). Green economy and related concepts: An overview. Journal of Cleaner Production. https://www.sciencedirect.com/science/article/abs/pii/S0959652616311490
- Natural Resources and Capitalist Frontiers. (n.d.-b). https://www.researchgate.net/publication/262123708_Natural_Resources_and_Capitalist_Frontiers
