Cities share action on green jobs ahead of the UN Climate Ambition Summit
As C40, mayors, and global leaders gather in New York City for the UN Climate Ambition Summit, cities share how...
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…
Secretary for Environment and Ecology of Hong Kong, China and Governing Mayor of Oslo join C40 Steering Committee
Secretary Tse will represent mega cities in Central East Asia and Governing Mayor Johansen will represent innovator cities across the…
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.