Mayors call for global leaders to partner with cities on climate as new poll shows Brazilians support city-led response
More than 70 mayors and city leaders from around the world will arrive in Rio de Janeiro this week for...
What happened at Climate Week NYC?
C40's highlights from the 2024 Climate Week in New York City
C40 Cities congratulates Fortaleza on the WRI Ross Center Prize for Cities win
C40 Cities Executive Director Mark Watts has congratulated the City of Fortaleza for winning the prestigious WRI Ross Center Prize…
Cities are critical: C40 reacts to the UN Pact for the Future
The Pact was released today by the UN Secretary-General at the Summit of the Future in New York City The...
C40 Cities mayors launch global air quality marathon as new poll reveals widespread support
Mayors from C40 cities gather in Paris to launch 'It's In The Air' – a global C40 campaign highlighting people-focused…
Green job revolution: How C40 cities are leading the way
An analysis of 74 C40 cities found global megacities have 16 million good green jobs.