“We cannot end the era of fossil fuels without working together” – C40 Co-Chairs address Heads of State ahead of COP28
By C40 Cities Co-Chairs Yvonne Aki-Sawyerr, Mayor of Freetown and Sadiq Khan, Mayor of London Dear Heads of State, We...
17 cities join C40’s third Students Reinventing Cities competition, calling on youth to redesign urban areas
Young people across the globe are invited to develop ideas for cities to create green and thriving neighbourhoods that improve…
C40 launches VISIBLE to create a cities-focussed roadmap for just and inclusive built environment decarbonisation
The two-year initiative will support city leaders in London, Madrid and Oslo to pilot equitable and viable construction and renovation…
C40 Cities announces historic co-chair model, with London and Freetown mayors at the helm
In a move to champion inclusive global leadership in climate action, C40 Cities today announced its new co-chair model with...
In Focus: UN Climate Ambition Summit and NYC Climate Week
A round-up of C40's highlights, key announcements and mayors' global climate leadership from the UN Climate Ambition Summit and NYC…
Cities share action on green jobs ahead of the UN Climate Ambition Summit
As C40, mayors, and global leaders gather in New York City for the UN Climate Ambition Summit, cities share how...