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…
Climate Mayors and C40 Cities provide US cities with guidebook to implement historic Inflation Reduction Act
A new guidebook to help US local leaders understand the landmark Inflation Reduction Act and all the resources available to…
Global Mayors will tackle the climate crisis at C40 World Mayors Summit
Mayors will gather in Buenos Aires for triennial conference on local climate action and securing a sustainable, equitable future Summit...
C40 launches urban design competition in 12 cities to transform underutilised sites into low carbon urban projects
The third edition of Reinventing Cities launched today, inviting creative multidisciplinary teams – including architects, developers, community groups and more...
C40 releases 2021 Annual Report
An excerpt from C40's 2021 Annual Report written by C40 Chair Mayor of London Sadiq Khan and C40 Executive Director…
C40: 2021 in focus
A round-up of the key activities and achievements of C40 Cities in 2021.