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…
Buenos Aires to host C40 World Mayors Summit 2022
Mayor Horacio Rodríguez Larreta today announced that the City of Buenos Aires will host the C40 World Mayors Summit in…
A letter by Mayor Eric Garcetti, Chair of C40 Cities 2019–2021
Mayor of Los Angeles Eric Garcetti reflects on his time as the Chair of C40 Cities.
Putting gender equality at the heart of climate action
Mayor Joy Belmonte, Mayor Ada Colau and Alexandra Palt make the case for the importance of ensuring that gender equality…
New $1 billion dollar commitment from investors to deliver zero-emission buses in Latin America
A set of investors have committed publicly via the C40 ZEBRA partnership to invest over a billion U.S. dollars for…