Fossil gas is as harmful as coal
By C40 Executive Director Mark Watts At a meeting shortly before the beginning of COP27, 17 gas-exporting governments pledged to...
Urban 20 mayors call on G20 to foster a sustainable economic and social recovery for all
At the Urban 20 Summit in Jakarta, city leaders sign a communiqué calling for more investments in sustainable mobility and…
World’s 20 best climate projects compete for the 2022 C40 Cities Bloomberg Philanthropies Awards
Today, C40 Cities and Bloomberg Philanthropies announced 20 city finalists for the 2022 C40 Cities Bloomberg Philanthropies Awards.
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 announces collaboration to map consumption-based emissions in two of the world’s biggest cities
C40 Cities is thrilled to announce a new partnership with American Express to support the development of consumption-based emissions inventories…
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…