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use publishes case studies from registered practitioners who want to share their projects and experiences with others. Browse our growing database of case studies and discover initiatives making cities more inclusive, safe, resilient and sustainable. 

Case studies

569 case studies online.
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TOO HOT: Urban Climate Action Across 13 European Cities
Frankfurt, Germany

TOO HOT: Urban Climate Action Across 13 European Cities

A comparative exhibition explores how 13 European cities respond to heat, climate risks and the transformation of urban spaces.
Tegucigalpa: Community-based climate adaptation in informal settlements
Tegucigalpa, Honduras

Tegucigalpa: Community-based climate adaptation in informal settlements

How can informal settlements strengthen climate resilience when resources are limited and climate risks are part of everyday life? Tegucigalpa’s APCA project offers practical insights into a community-led approach.
Graefekiez: Reclaiming Street Space, Step by Step
Berlin, Germany

Graefekiez: Reclaiming Street Space, Step by Step

Berlin’s Graefekiez is reclaiming street space step by step for safer, greener and more inclusive mobility.
Barcelona's Climate Shelters
Barcelona (ciudad), Spain

Barcelona's Climate Shelters

Barcelona has developed a citywide network of climate shelters to protect residents from extreme heat in summer and cold in winter by taking advantage of already existing public and private infrastructure.
Wiener Wäldchen: Mini Forests for Urban Climate Adaptation
Vienna, Austria

Wiener Wäldchen: Mini Forests for Urban Climate Adaptation

Vienna is planting small, dense mini forests on underused green spaces to strengthen biodiversity, support climate adaptation and bring urban nature closer to children and residents.
Dubuque, United States

Smarter Sustainable Dubuque

Smarter Sustainable Dubuque is a partnership between the City of Dubuque and IBM Research to pilot an integrated, cross-silo initiative for managing resources and reducing carbon emissions.
Antwerp, Belgium

Inside Out

The city of Antwerp has turned the challenge of integrating refugees into the labour market into an opportunity to transition to a circular economy.
Friends and Neighbours - a community nature project
Cape Town, South Africa

Friends and Neighbours - a community nature project

The project aims to reconnect people with nature, build social capital and maintain and enhance ecosystem services.
Brussels Capital Region, Belgium

Brussels regional programme for a circular economy

The circular economy is providing an innovative and sustainable way for the Brussels-Capital Region to address environmental, social and economic challenges.