Mayors, governors and subnational leaders call for greater action on fossil fuels from Heads of State at UN Summit
Ahead of the UN Summit of the Future, mayors are urging Heads of State to step up action and leave…
In Memory of Nicky Gavron, “the Mother of C40”
Tributes to Nicky Gavron, Deputy Mayor of London and a pioneer of city climate action.
Journal of City Climate Policy and Economy calls for submissions on sustainable prosperity in the 21st-century city
The Journal of City Climate Policy and Economy invites submissions for a special issue on sustainable prosperity in the 21st…
Building a sustainable future for everyone, everywhere
The European Union should follow cities' lead to create a prosperous and safe future. Letter from C40 Europe mayors to…
C40 Co-Chair Mayor Aki-Sawyerr and climate expert Aromar Revi react to extreme weather events in C40 cities
A statement by Co-Chair Mayor of Freetown Yvonne Aki-Sawyerr and IiHS Director, IPCC AR6 Coordinating Lead Aromar Revi The impacts...
C40 & Climate Mayors applaud climate and health benefits for cities from EPA’s Final Power Plant Rule
Today, the Environmental Protection Agency (EPA) adopted a final rule that sets limits on carbon emissions from existing coal-fired and...