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Urban Releaf

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Mapping Cleaner Air: Urban ReLeaf Presents Findings from Riga at EAC 2025

3min • March 2026

From August 31 to September 5, 2025, NOA participated in the European Aerosol Conference (EAC) in Lecce, Italy, Europe’s leading scientific gathering on aerosol and…

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Citizen Science: Unlocking the Future of Urban Sustainability Monitoring

3min • January 2026

Cities around the world are expected to track sustainability progress, yet the data they rely on is often incomplete, outdated, or disconnected from everyday urban…

Mapping Heat Stress in Athens: Citizen Data Driving Climate Action 

5min • January 2026

In Athens, DAEM is leading the Urban ReLeaf pilot activities and is collaborating with ICCS in order to understand how heat stress affects people across the city. For this citizen science campaign, DAEM onboarded the Department of…

Urban ReLeaf invites artists to co-create a climate mural in Riga 

4min • January 2026

Urban ReLeaf is looking for artists, designers, muralists, or community facilitators to submit proposals for an exciting new opportunity in Riga. We’re offering a €2,500 commission to develop a…

Urban ReLeaf Accelerator Programme – Expression of Interest 

4min • December 2025

What is the Urban ReLeaf Accelerator Programme? The Urban ReLeaf Accelerator Programme is a structured capacity-building and replication initiative that helps cities harness the power of citizen…

Taking a Step Towards a Greener Riga

5min • December 2025

The summer campaign, ‘Take a step towards a greener city’, was a living experiment, combining insights from social science, heat island research, and the importance of…

Measuring Heat Stress in Cascais: Citizen Science in Action 

4min • November 2025

Building on the success of the Greenspace Perceptions Campaign, which gathered over 1,500 citizen contributions on comfort in urban parks, phase two of the Heat Stress…

Urban ReLeaf Engages Citizens in Greening Mannheim 

3min • August 2025

In May 2025, the Kapuzinerplanken in Mannheim was transformed into a dynamic showcase for urban greening as the city hosted Blumme & Bääm 2025, its second…

Urban ReLeaf at Cities Mission Conference 2025: Empowering Climate Resilience Through Citizen Data

3min • May 2025

On the 6th of May, the Urban ReLeaf team took centre stage at the Cities Mission Conference in Vilnius, Lithuania with an engaging session showcasing…

Help Shape a Greener Riga: Join the Urban ReLeaf Citizen Science Project

2min • May 2025

Riga gets hot in the summer, especially in the city centre, where there are fewer trees and buildings trap heat. Can you help change that? …

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