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Pumice Concrete Structure Integrates Green Roofs for Environmental Engagement

Authors:
Benoit D'almeida, Nicolas Alfaro
Pumice Concrete Structure Integrates Green Roofs for Environmental Engagement

Project in-detail

Constructed using pumice concrete and topped with a green roof, the facility seamlessly blends into the volcanic landscape while serving as a center for ecological education and visitor engagement.
5 key facts about this project
01
Constructed with locally sourced pumice concrete, enhancing thermal insulation.
02
Incorporates a green roof that integrates with the surrounding volcanic terrain.
03
Features extensive glazing to maximize natural light and views of the landscape.
04
Designed pathways encourage visitor interaction with the geological environment.
05
Layout allows for flexible use of spaces tailored to educational programs.
The Black Lava Fields Visitor Center in Iceland is an architectural project designed to serve as an educational facility and a gateway for tourists exploring the surrounding volcanic landscape. Its design reflects a commitment to sustainability and environmental harmony while providing functional spaces that enhance visitor experiences. The center aims to educate visitors about the unique geological characteristics of the area, emphasizing the importance of environmental stewardship.

Sustainable Design and Materiality

This project distinguishes itself through its thoughtful integration of sustainable design principles. The structure utilizes locally sourced materials such as pumice and lime concrete, known for their thermal efficiency and lightweight properties, essential for Iceland's climate. Reinforced concrete is employed for structural stability, ensuring durability against harsh weather conditions. Large areas of glazing are incorporated to maximize natural light while providing unobstructed views of the landscape, fostering a connection with the outdoors.

Additionally, the visitor center features green roofs that promote insulation and encourage biodiversity in the local ecosystem. The building’s orientation is carefully considered to optimize passive solar heating and minimize energy consumption. Sustainable practices are embedded in the project’s core, aligning with growing trends toward ecological responsibility in architecture.

Integration with Landscape

The Black Lava Fields Visitor Center is designed with a strong emphasis on its landscape context. Its low-lying, horizontal form minimizes visual disruption, blending the structure into the volcanic terrain. Pathways surrounding the center encourage exploration and interaction with the landscape, bridging the visitor experience with the natural environment.

The placement of the building responds to its surroundings, enhancing the educational aspect by allowing visitors to engage directly with the geological formations. This immersive experience encourages appreciation for the natural world and raises awareness of environmental preservation. The design fosters an understanding of the local ecosystem, appealing to both tourists and researchers alike.

Visitor Engagement and Functionality

The interior spaces of the visitor center are designed to accommodate various functions, including exhibition areas, educational workshops, and multi-purpose gathering spaces. The spatial organization provides flexibility and adaptability, allowing for diverse programming within the facility. Visual transparency is a key aspect of the design, promoting a continuous dialogue between indoor and outdoor environments.

The Black Lava Fields Visitor Center stands out in its approach to architecture by prioritizing integration, sustainability, and visitor interaction. It serves not only as a functional building but as a platform for education and environmental engagement. For those interested in understanding the nuances of this project, exploring the architectural plans, sections, and design concepts will provide deeper insights into its innovative approach and design outcomes.
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MICROHOME
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100,000 € Prize Fund / Kingpsan Edition #10
Kinderspace
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Architecture for Children’s Development #3
Buildner's Unbuilt Award 2025
Buildner's Unbuilt Award 2025
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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