Learn about upcoming and recent C40 events featuring global mayors, climate experts, thought leaders and youth activists.
C40 WORLD MAYORS SUMMIT
19–21 October 2022
The C40 World Mayors Summit is our triennial climate action conference organised in partnership with a C40 member city. This year’s Summit, hosted by the City of Buenos Aires from 19–21 October 2022, will be a hybrid in-person and virtual event.
C40’s event at COP26 featured mayors and thought leaders from around the world. It addressed ways to achieve a sustainable and equitable recovery from the pandemic and advance C40’s vision of a green and equitable future.
The C40 World Mayors Summit in Copenhagen gathered a global coalition of leading cities, businesses and residents to showcase the radical and ambitious climate action our planet needs to create the future we want.