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Wiener Wäldchen: Mini Forests for Urban Climate Adaptation

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.
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Vienna’s mini forests join USE as a new climate adaptation case study

Vienna’s mini forests join USE as a new climate adaptation case study

A new USE case study shows how Vienna is using small, dense urban forests to support biodiversity, local cooling and environmental education.
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USE puts urban climate adaptation in focus as Europe faces extreme heat

USE puts urban climate adaptation in focus as Europe faces extreme heat

Over the next six months, USE will examine how cities can prepare for growing climate risks.
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That's a wrap on 2025!

That's a wrap on 2025!

700+ citymakers, 440+ cities, one shared mission.
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Closing the Digital Divide

Closing the Digital Divide

An interview with citizen participation expert Adrià Duarte (UCLG), exploring how cities can use digital tools to strengthen local democracy, and put human rights at the centre of digital transformation.
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Global State of Democracy 2025

Global State of Democracy 2025

Democracy on the move
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use (urban sustainability exchange) is a knowledge exchange platform dedicated to sustainable city making. use connects citymakers and encourages the exchange of ideas and experiences to effect positive sustainable change.

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Case studies

565 case studies online. See all
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Bolívar Park: Reactivating the Historic Centre of Medellín
Medellín, Colombia

Bolívar Park: Reactivating the Historic Centre of Medellín

Improving the quality of life of citizens and the general recovery of public infrastructure
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Bridge Asset Management System
Aomori Prefecture, Japan

Bridge Asset Management System

Treating bridges as social capital
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Micro-Baguio: a 15 minute city
Baguio, Philippines

Micro-Baguio: a 15 minute city

An urban planning concept where residents can access most of their daily needs—work, shopping, healthcare, education, and recreation—within a 15-minute walk or bike ride from their home.
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Tehran Waste Reduction Plan (KAP)
Tehran, Iran

Tehran Waste Reduction Plan (KAP)

An innovative program to minimize waste production and maximize resource recovery.
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Mind TalkTalk Bus
Daejeon Metropolitan City, South Korea

Mind TalkTalk Bus

A mobile mental health service
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OMABA: Supplementary Food Recovery Programicons_use
Bandung, Indonesia

OMABA: Supplementary Food Recovery Program

A Public health initiative to support malnourished children and improve nutrition options for young people.
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Community

710 citymakers online. See all
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Madrid, Spain

REYES CASTILLO

Individual | Consultant
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Hamid Isfahanizadeh
Mashhad, Iran

Hamid Isfahanizadeh

Individual | Director of International Cooperation Office
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, no country specified

Bryndís Bára Eyjolfsdottir

Individual | ceo
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Raquel Pena
Barcelona (área metropolitana), Spain

Raquel Pena

Individual | Urban Architect
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Lakshmi Rajendran
London, United Kingdom

Lakshmi Rajendran

Individual | Senior Research Fellow in Future Cities
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Alexandra Beweis
Vienna, Austria

Alexandra Beweis

Individual | participation of children and young people matters
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