What happened at Climate Week NYC?
C40's highlights from the 2024 Climate Week in New York City
Eight million climate migrants predicted to arrive in ten Global South cities by 2050 if emissions don’t fall
New research by C40 Cities and partners reveals millions of people could be displaced to ten cities in Africa, South…
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…
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 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.