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

Berlin Dakar Lisbon Dubai Zhenjiang Athens Dalian Melbourne Buenos Aires Guangzhou Tel Aviv – Yafo Bengaluru Toronto Cape Town Yokohama Chicago Abidjan Quezon City Montréal São Paulo Sydney Milan Phoenix Kuala Lumpur Bangkok Boston Jakarta Salvador Rotterdam Accra Curitiba London Shenzhen Berlin Dakar Lisbon Dubai Zhenjiang Athens Dalian Melbourne Buenos Aires Guangzhou Tel Aviv – Yafo Bengaluru Toronto Cape Town Yokohama Chicago Abidjan Quezon City Montréal São Paulo Sydney Milan Phoenix Kuala Lumpur Bangkok Boston Jakarta Salvador Rotterdam Accra Curitiba London Shenzhen

Philadelphia Durban (eThekwini) Fuzhou Madrid Nanjing Tshwane Karachi Dar es Salaam Bogotá Hong Kong Dhaka (North & South) Auckland Delhi NCT Nairobi Addis Ababa Lagos Ahmedabad Amsterdam Paris Hangzhou Amman Austin Chengdu Quito Freetown Rome Santiago Johannesburg Shanghai Mumbai Fortaleza New Orleans Stockholm Philadelphia Durban (eThekwini) Fuzhou Madrid Nanjing Tshwane Karachi Dar es Salaam Bogotá Hong Kong Dhaka (North & South) Auckland Delhi NCT Nairobi Addis Ababa Lagos Ahmedabad Amsterdam Paris Hangzhou Amman Austin Chengdu Quito Freetown Rome Santiago Johannesburg Shanghai Mumbai Fortaleza New Orleans Stockholm

Warsaw Portland Seoul Ho Chi Minh City San Francisco Tokyo Rio de Janeiro Medellín Los Angeles Qingdao Wuhan Miami New York City Houston Hanoi Vancouver Oslo Guadalajara Washington, DC Ekurhuleni Beijing Mexico City Casablanca Chennai Singapore Lima Seattle Copenhagen Istanbul Heidelberg Barcelona Warsaw Portland Seoul Ho Chi Minh City San Francisco Tokyo Rio de Janeiro Medellín Los Angeles Qingdao Wuhan Miami New York City Houston Hanoi Vancouver Oslo Guadalajara Washington, DC Ekurhuleni Beijing Mexico City Casablanca Chennai Singapore Lima Seattle Copenhagen Istanbul Heidelberg Barcelona