C40 is a global network of mayors of the world’s leading cities that are united in action to confront the climate crisis.

Amsterdam Washington, DC Madrid Rotterdam Melbourne Karachi Buenos Aires Shanghai Tel Aviv – Yafo Medellín Qingdao Cape Town Quezon City San Francisco Miami Lima Nanjing Curitiba Barcelona Quito Toronto Addis Ababa Seattle Hanoi Bengaluru Durban (eThekwini) Montréal Accra Rio de Janeiro Oslo Vancouver Guadalajara Chennai Amsterdam Washington, DC Madrid Rotterdam Melbourne Karachi Buenos Aires Shanghai Tel Aviv – Yafo Medellín Qingdao Cape Town Quezon City San Francisco Miami Lima Nanjing Curitiba Barcelona Quito Toronto Addis Ababa Seattle Hanoi Bengaluru Durban (eThekwini) Montréal Accra Rio de Janeiro Oslo Vancouver Guadalajara Chennai

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