Mayors need more powers from central governments to tackle climate crisis
New analysis from C40 Cities suggests efforts to meet climate targets and protect the most vulnerable can be accelerated if…
C40 announces collaboration to map consumption-based emissions in two of the world’s biggest cities
C40 Cities is thrilled to announce a new partnership with American Express to support the development of consumption-based emissions inventories…
Mayors and unions collaborate to avert sky-rocketing energy poverty crisis with emergency action to boost jobs via relief, renewables and retrofits
Mayors, unions and the IEA vow to work together as spiralling fossil fuel prices threaten living standards and risk pushing...
C40 Mayors call on Pfizer, BioNTech and Moderna to share vaccine technology
On World Health Day, C40 Mayors urge vaccine makers to share life-saving vaccine technologies fairly, equitably and rapidly across the…
C40 releases 2021 Annual Report
An excerpt from C40's 2021 Annual Report written by C40 Chair Mayor of London Sadiq Khan and C40 Executive Director…
Buenos Aires to host C40 World Mayors Summit 2022
Mayor Horacio Rodríguez Larreta today announced that the City of Buenos Aires will host the C40 World Mayors Summit in…