Mayors from around the world unite in call for sustainable urban data centres
London, UK (23 June 2026) – Data centres, the infrastructure powering the global digital economy, are being built in cities...
Bloomberg Philanthropies commits $45 million to expand clean air efforts as Breathe Cities delivers tangible wins
New support builds on early successes in 14 cities where mayors have deployed nearly 1,200 air quality sensors, implemented 26...
Mayor of London opens London Climate Action Week with global fightback against climate disinformation
London, UK (22 June 2026) – The Mayor of London and co-chair of C40 Cities, Sir Sadiq Khan, will today...
For climate finance to reach the ground in Africa, national and local governments must work together
High-level dialogue showcases lessons from Kenya, Ghana and South Africa on strengthening enabling frameworks, improving coordination and scaling investment for...
New report highlights USD 4 billion EV charging investment opportunity across emerging economies
Joint analysis by C40 Cities and the International Finance Corporation (IFC) outlines practical pathways for emerging-market cities to scale charging...
C40 Cities partners with Paris, Madrid, and Milan to deliver affordable, clean heat for European neighbourhoods
London, UK (11 June 2026) – Residents of Paris, Madrid, and Milan will benefit from cleaner, healthier, and more affordable...