Tree Unit canopies, planting, and stepped seating integrated into the Jabal Al-Zuhour staircase.

ELMA — ENVIRONMENTAL LEGACY MAKERS AWARD

The project responds to recurring rainwater flooding along the Jabal Al-Zuhour staircase through a modular infrastructure prototype integrated into the daily life of the neighbourhood. The system slows, collects, and redirects runoff while supporting planting, shade, seating, and places for community interaction. Rather than separating flood protection from public space, the proposal combines environmental performance with social use, transforming essential infrastructure into a visible and productive part of the staircase.

THE CHALLENGE

FLOOD RISK AND FRAGMENTED DAILY CONNECTIVITY

The Jabal Al-Zuhour staircase is a vital pedestrian connection used daily by residents to move between different levels of the neighbourhood. During heavy rainfall, uncontrolled runoff flows directly through the staircase, causing flooding, erosion, and unsafe movement. The environmental problem therefore becomes a social and spatial one, interrupting a route embedded in the everyday life of the community.

User-scale analysis mapping hyper-local, city-wide, and touristic users of the stair intervention.
The existing Jabal Al-Zuhour staircase during heavy rain.
Analytical strip describing identity-less transit, monotonous exhaustion, a silent monument, and disconnection along the existing staircase.

AL-ZOHOUR STAIRCASE — THE CONCRETE REALITY

HOW CAN WE TRANSFORM A 7-MINUTE PHYSICAL STRUGGLE INTO A NARRATED URBAN EXPERIENCE?

THE RESPONSE

THE STORY OF SEEDING IDENTITY: THE TREE UNIT

A HYBRID URBAN PROTOTYPE

Transforming flood-response infrastructure into a shared social and ecological asset.

Concept sequence connecting nature-based solutions, collective memory, social porosity, human connection, biophilic design, and vertical identity.

TRANSFORMATION

Illustrated Tree Unit prototype with a branching canopy and cascading planting.

GRANTING IDENTITY: TRANSFORMING CONCRETE STAIR INTO A VERTICAL GARDEN

This project redefines the 7-minute climb, transforming it from a physical burden into a narrated urban journey. We didn’t just design an infrastructure solution for flood management; we reclaimed human time. By 'Seeding Identity' through the Tree Unit, the staircase ceases to be a passive concrete 'White Elephant' and becomes a storytelling sequence of social and biophilic experiences. It is a design that turns a functional transition into a narrative, where every step tells a story of the neighborhood’s rebirth.

Enlarged overhead site plan showing Tree Units, planting beds, and stair circulation along the intervention.
ENLARGED SITE PLAN — TREE UNIT INTERVENTION
Tree Unit cooling diagram showing capillary water movement and evaporative cooling.

THERMAL BREATH: COOLING THROUGH THE WOOD’S VEINS

The Planted Unit functions as a natural thermal regulator. By placing the wooden structure within a water basin, the wood acts as a biological pump, siphoning water upwards through Capillary Action. As the moisture saturates the timber, it undergoes Evaporative Cooling, absorbing the surrounding heat and releasing a cool breeze. The wooden unit doesn’t just stand; it 'sweats' and breathes, transforming the 7-MINUTE climb from a scorching concrete path into a refreshed, shaded sanctuary.

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ELMA / TREE UNIT / PROJECT FILM