Mayors gather in New York to put cities at the heart of global climate talks
The Mayor of London and Co-Chair of C40 Cities Sadiq Khan will lead an international delegation of mayors representing more...
Schools Reinventing Cities: Driving youth engagement through technology and play
Schools Reinventing Cities empowers school students to share their proposals for more inclusive, green and thriving cities. During 2024, over...
Celebrating the winners of the third Students Reinventing Cities competition
Over 1,300 participants from 100 universities joined the third Students Reinventing Cities challenge. Learn about the most recent winners.
Blue skies and healthy lives: How active travel is transforming our cities
Exploring how active travel improves health, reduces air pollution and builds vibrant and more equitable cities.
Clean Air Zones – A Win for People and the Planet
What Mayor Hidalgo is achieving in Paris has been an inspiration for cities around the world, and today, C40 is…
C40 Cities mayors launch global air quality marathon as new poll reveals widespread support
Mayors from C40 cities gather in Paris to launch 'It's In The Air' – a global C40 campaign highlighting people-focused…