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...
C40 North America mayors’ response to wildfires and air quality crisis in the region
"As Mayors of impacted cities, we are deeply concerned about the current air quality crisis in east coast US and…
C40 releases 2022 Annual Report
Access C40’s 2022 Annual Report, with a foreword co-authored by Sadiq Khan, Mayor of London and Chair of C40 Cities…
How nature is combatting the climate crisis in cities
By Mark Watts, Executive Director of C40 Cities This week’s COP15 biodiversity summit is crucial for the future of life...
Unlocking green finance
Exploring the ways cities can secure the green finance needed to take urgent and united climate action.
Global Mayors will tackle the climate crisis at C40 World Mayors Summit
Mayors will gather in Buenos Aires for triennial conference on local climate action and securing a sustainable, equitable future Summit...