From 28 June to 18 July 2025, residents and organisations across Freiburg are cycling for a better climate as part of Stadtradeln - CITY CYCLING, organised by Climate Alliance and supported by RadKULTUR. The full event runs from 1 May to 30 September, across multiple cities across Europe. Stadtrad...

Upcoming events

Sustainable Energy Systems

Conference

8 - 9 September 2025

Sønderborg, Denmark

Rethink Cities Summit 2025

The Rethink Cities Summit 2025 will take place in Sønderborg (Denmark) on 8–9 September 2025, bringing together city leaders, experts from industry and innovators from across Europe and beyond to rethink the role of cities in reaching a net-zero future. Organised by Impact The Future t...

Green Digital Transformation

Webinar

11 September 2025, 12:30 - 14:00

CDP-ICLEI Track: free webinar for ICLEI Members

This year, 22 ICLEI Members made it to the CDP A List, which recognises cities that demonstrate leadership in environmental transparency and performance. To support more cities in advancing their climate reporting, ICLEI Members are invited to join a free webinar exploring the CDP-ICLEI Track and it...

Member Relations Governance Innovation Justice, Equity & Democracy

Webinar

15 September 2025, 11:00 - 12:00

Scroll, Share, Believe? Local democracy challenges in the age of fake news

ICLEI Europe’s webinar series for Members explores different ways European cities are making sustainability a reality. Webinars happen once a month from 11:00–12:00 CEST. On International Democracy Day, we’ll jump to the frontline where democracy is most tangible — our citie...

Biodiversity & NBS

Conference

16 September 2025, 09:00 - 18:00

Brussels, Belgium

Network Nature Annual Event 2025 | Choose Nature.

Choose nature. Unlocking pathways to a resilient economy for people and the planet. “Transformative change is urgent because there is a closing window of opportunity to avoid further biodiversity loss and prevent triggering the potentially irreversible decline and projected collapse of key ec...

Sustainable Energy Systems

Webinar

18 September 2025, 11:00 - 12:30

City Course – Practical Strategies for Decarbonising and Modernising DHC

Join us for the "City Course – Practical Strategies for Decarbonising and Modernising DHC", an engaging and solution-driven webinar co-organised by the Smart Cities Marketplace (Renewable Heating & Cooling focus group), the Covenant of Mayors, and the Atelier project. This session will spo...

Biodiversity & NBS

Workshop

24 September 2025, 16:00 - 17:30

Cities shaping fit-for-purpose environmental plans

A Daring Cities Online Event

This session will dive into how cities around the world are aligning with national environmental plans in order to meet ambitious biodiversity and climate targets and foster community wellbeing. Speakers will offer insights into such alignment from the perspectives of policy, finance, and stakehold...

Green Digital Transformation

Conference

30 September - 1 October 2025

Brussels, Belgium

4th Annual European Tech for Climate Action Conference

Extending to two days and including a new showcase area, the European Tech for Climate Action Conference returns to Brussels this Autumn. The event serves as a platform to position Europe as a leader in climate tech and sustainable growth by convening key stakeholders from across the ecosystem to d...

Sustainable Mobility

Conference

30 September - 2 October 2025

Vilnius, Lithuania

Urban Mobility Days 2025

Urban Mobility Days 2025 will bring Europe’s sustainable mobility community together in Vilnius — this year’s European Green Capital — for three dynamic days of exchange, inspiration and action. As the European COmmission's flagship event, co-organised by the City of Vilnius...