C40 Cities: 2024 In Focus
2024 brought challenges for global climate action, but cities around the world continued to lead the way with creativity and…
C40 Cities and U.S. mayors react to the updated NDC plan for the United States
The updated United States Nationally Determined Contribution (NDC) charts a path to net zero, with targets that rely on cities'…
What happened at Climate Week NYC?
C40's highlights from the 2024 Climate Week in New York City
Mayors, governors and subnational leaders call for greater action on fossil fuels from Heads of State at UN Summit
Ahead of the UN Summit of the Future, mayors are urging Heads of State to step up action and leave…
Pope Francis and C40 mayors chart course for climate resilience
C40 mayors met His Holiness Pope Francis for the Vatican's climate resilience summit and made a united call for stronger…
C40 mayors attend Vatican climate summit, sign crucial climate protocol
C40 Co-Chair Mayor Sadiq Khan and 8 C40 mayors will meet with Pope Francis at the Vatican for the ‘Climate…