SmartCitiesWorld Summit takes place
during London Climate Action Week

Cities Climate Action

Urban Resilience

Smart City Innovation

Bringing Cities Together to Inspire Climate Action

Cities Climate Action Summit

Streaming Sessions via the Summit App

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Top Climate Connectors: Referral Leaderboard

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Cities Climate Action Workshop: Pioneering digital twin solutions for climate-resilient cities

This workshop offers practical insights into how digital twin technologies and the metaverse can enable smarter, faster, and more resilient urban development - especially in underdeveloped or post-conflict regions.More

Roundtables at Cities Climate Action Summit

During the Cities Climate Action Summit (24-25 June), we will be running a number of roundtable sessions. These will be closed groups allowing up to 15 delegates to discuss the topics of the day. We’ll cover Climate Tech, Mobility Transformation, Energy Transition, Built Environment and more..More

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Cities Climate Action Summit On-Demand 2025

Welcome to the Cities Climate Action Summit 2025 On Demand. The Summit brought together city practitioners, leaders and topic area experts from across the globe to assess the status quo and highlight practical steps forward in three key areas: policy development, climate financing, and technology development. Here, you can gain access to every presentation, keynote, panel discussion, case study, and fireside chat hosted during the Summit.

To do so, the first thing you’ll need is a SmartCitiesWorld membership, which you can sign up for here.

Keynotes

OnDemand Keynote: Innovation, circularity and the route to sustainable cities

Tallinn’s Deputy Mayor looks at how the city is leveraging its past success as European Green Capital to accelerate its 2030 climate action goals.

OnDemand Keynote: Scaling up climate action from the local level

This keynote address explores the benefits of scaling up climate action from the local level, and how devolution can support and amplify these efforts.

OnDemand Keynote: The power of local climate leadership in driving global change

This keynote explores how strong leadership at the city and sub-national level can catalyse transformative change, not only within communities but also across borders.

OnDemand Keynote: Unlocking local climate finance to empower cities in the net zero transition

This keynote explores how targeted investment, public-private partnerships, and innovative financing mechanisms can empower local governments to accelerate climate action.

Panel Discussions

OnDemand Panel discussion: Advancing building energy efficiency for a low-carbon, resilient future

This panel explores the latest innovations, policy levers, and financing strategies that can accelerate energy efficiency improvements in buildings while aligning with broader climate goals.

OnDemand Panel discussion: Building resilient cities to withstand extreme weather

This panel explores how cities can build resilience across their ecosystems, integrating nature-based solutions, data-driven strategies, and forward-thinking design.

OnDemand Panel discussion: Combining policy, technology and community for cleaner urban air

This panel explores how local governments can integrate air quality strategies into broader urban agendas by combining technology, data, policy innovation, and community engagement.

OnDemand Panel discussion: Digital twins, data, and the future of climate-aware urban development

This panel explores how digital twins are transforming climate-aware decision-making, enabling cities to move from reactive responses to proactive, data-driven climate adaptation and mitigation.

OnDemand Panel discussion: Electrification for clean air, good jobs, and opportunities for all

On this panel, deputy mayors and senior business representatives explore the avenues for further collaboration for a sustainable, electrified transport system.

OnDemand Panel discussion: Expanding 15-minute cities and shared transport networks – urban mobility for a sustainable future

This panel brings together city leaders, transport planners, and mobility experts to discuss the challenges and opportunities in accelerating the adoption of 15-minute cities and active transport networks.

OnDemand Panel discussion: From commitment to action – closing the gaps in city-level climate governance

This session tackles the challenges of implementing climate commitments at the city level, exploring how local governments can bridge the gap between bold targets and on-the-ground realities.

OnDemand Panel discussion: From the ground up – empowering local climate leadership

This discussion highlights the strategies that cities from the United States are using to advance sustainability, reduce emissions, and protect their populations.

OnDemand Panel discussion: Scaling up climate finance for cities – what sub-national leaders need from COP30

This panel brings together city and regional leaders to discuss what they need from COP30 to accelerate urban climate action.

OnDemand Panel discussion: Strengthening the role of cities in global climate finance mechanisms

Hear from city and finance experts on how cities are utilising new tools, frameworks and new funding instruments to bypass traditional barriers to climate finance.

Fireside Chats

OnDemand Fireside chat: Accelerating resilience through tech trials and pilots

Leading Cities President and CEO Mike Lake explores how can cities step up their resilience efforts, and what is the role of technology, testing and pilots in doing so?

OnDemand Fireside chat: Cities at the frontier: making whole-of-society climate action work

Hear from urban climate leaders from pioneering cities on how they’re adapting the LCAW approach to engage communities, influence policy, and accelerate collaboration at the local level.

OnDemand Fireside chat: Cities leading on urban mobility

An open discussion with leading cities who are exploring their own pathways to sustainable mobility, including electrification and beyond.

OnDemand Fireside chat: City of Tauragė – small, but big enough to make a difference

This Lithuanian city is proving that size is no barrier to climate leadership. This fireside chat delves into Tauragė’s ambitious sustainability agenda.

OnDemand Fireside chat: Decentralising energy for resilience and sustainability

This session dives into the technological, policy, and financial enablers that make distributed energy projects successful, and explains how to scale them.

OnDemand Fireside chat: Establishing, tracking and advancing Manchester's ambitious climate strategy

Discover how Manchester City Council, in combination with the Manchester Climate Change Agency, is working to decarbonise Manchester’s built environment.

OnDemand Fireside chat: In conversation with Greg Jackson, CEO, Octopus Energy

Jimmy McLoughlin OBE, Former Special Advisor to the British Prime Minister, sits down with Octopus Energy Founder and CEO, Greg Jackson CBE, for a revealing conversation on the future of energy.

OnDemand Fireside chat: Kyiv – sustainability at the core of city redevelopment

This session shines a light specifically on the city of Kyiv and how it plans to use a mix of technologies, including digital twins, to build back better post-conflict.

OnDemand Fireside chat: MAINCODE – Mainstreaming nature for co-design urban climate shelters in schoolyards

A look at how urban spaces can become mixed purpose when required during climate events, led by the UNESCO Chair on Urban Resilience at University of Southern Denmark.

OnDemand Fireside chat: Renewable energy integration and the role of cities in driving the energy transition

This fireside chat explores the unique role cities can play in accelerating the integration of renewable energy, overcoming barriers, and driving forward the global energy transition.

OnDemand Fireside chat: Understanding the changing relationship between cities and central government

We hear from Lord Marvin Rees about how the relationship between national government and city-region government is developing, and what’s coming next.

OnDemand Fireside chat: Understanding the urban climate impacts of new technologies

In the AI era, cities can make efficiency gains and cost savings, but must also take into consideration the environmental and often unseen impacts these new technologies are having.

Presentations

OnDemand Case study: Liverpool – the world's first UN Accelerator City for climate change

Discover how Liverpool became the world’s first ‘Accelerator City’ for climate action, under UN Climate Change’s Entertainment and Culture for Climate Action programme.

OnDemand Welcome address

A welcome to Cities Climate Action Summit 2025, hosted by SmartCitiesWorld Founder and CEO, Chris Cooke.