C40 Cities: 2024 In Focus
2024 brought challenges for global climate action, but cities around the world continued to lead the way with creativity and…
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…
Green News Digest: Cities tackling air pollution for a healthier future
Learn about how mayors of C40 cities are making their cities more liveable, safer, and healthier while reducing emissions.
C40 releases 2022 Annual Report
Access C40’s 2022 Annual Report, with a foreword co-authored by Sadiq Khan, Mayor of London and Chair of C40 Cities…
Mayor of Seoul elected to C40 Cities Steering Committee
Oh Se-hoon, Mayor of Seoul, Republic of Korea, has been elected as Vice Chair of the C40 Steering Committee, the…