C40 Cities and Reckitt team up to urge businesses to take climate action in cities
Ahead of the Smart City Expo World Congress in Barcelona, C40 has teamed up with Reckitt to urge businesses to…
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…
It’s in the Air: Clean air zones are improving public health and ending our dependence on fossil fuels
Learn about C40 Cities' It's in the Air campaign, which focused on clean air zones as a major solution to…
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…
Mayors gather in New York to put cities at the heart of global climate talks
The Mayor of London and Co-Chair of C40 Cities Sadiq Khan will lead an international delegation of mayors representing more...