C40 Co-Chair Mayor Aki-Sawyerr champions International Energy Agency’s call for a clean energy transition
C40 Co-Chair and Mayor of Freetown, Yvonne Aki-Sawyerr, has welcomed the International Energy Agency’s (IEA) call for a people-centred clean…
What happened at Climate Week NYC?
C40's highlights from the 2024 Climate Week in New York City
C40 Co-Chair Mayor Khan, Matt Damon & Gary White of Water.org put water safety and security on global climate agenda
C40 Co-Chair Mayor Sadiq Khan was joined by actor and water advocate Matt Damon and fellow Water.org co-founder Gary White…
Eight million climate migrants predicted to arrive in ten Global South cities by 2050 if emissions don’t fall
New research by C40 Cities and partners reveals millions of people could be displaced to ten cities in Africa, South…
What happened at London Climate Action Week?
Catch up on C40's highlights from the 2024 London Climate Action Week
São Paulo and Rio de Janeiro gather global cities to influence G20 at Urban 20 Summit of Mayors
Representatives from over 30 cities convened in Brazil for the Urban 20 (U20) 2024 Mayors’ Summit in São Paulo earlier…