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

Copenhagen Shanghai Curitiba Casablanca Sydney Lima Vancouver Chennai Ho Chi Minh City New Orleans Freetown Stockholm Melbourne Cape Town Wuhan Durban (eThekwini) Beijing Rio de Janeiro Montréal Tel Aviv – Yafo Austin Miami Dakar Istanbul Los Angeles Phoenix Santiago Dalian Hangzhou Fuzhou Hong Kong Dar es Salaam Chicago Copenhagen Shanghai Curitiba Casablanca Sydney Lima Vancouver Chennai Ho Chi Minh City New Orleans Freetown Stockholm Melbourne Cape Town Wuhan Durban (eThekwini) Beijing Rio de Janeiro Montréal Tel Aviv – Yafo Austin Miami Dakar Istanbul Los Angeles Phoenix Santiago Dalian Hangzhou Fuzhou Hong Kong Dar es Salaam Chicago

Warsaw Lagos Oslo Guadalajara Quezon City Nanjing Ekurhuleni Amman Madrid Rotterdam Toronto Tshwane Fortaleza Zhenjiang Seattle Salvador Accra Seoul Washington, DC Bogotá San Francisco Mumbai Lisbon Dubai Philadelphia London Karachi Medellín Dhaka (North & South) Nairobi New York City Bangkok Tokyo Warsaw Lagos Oslo Guadalajara Quezon City Nanjing Ekurhuleni Amman Madrid Rotterdam Toronto Tshwane Fortaleza Zhenjiang Seattle Salvador Accra Seoul Washington, DC Bogotá San Francisco Mumbai Lisbon Dubai Philadelphia London Karachi Medellín Dhaka (North & South) Nairobi New York City Bangkok Tokyo

Mexico City Milan Auckland Buenos Aires Paris Chengdu Amsterdam Addis Ababa Berlin Jakarta Ahmedabad Shenzhen Barcelona Portland Heidelberg Kuala Lumpur Qingdao Singapore Quito Abidjan Johannesburg Hanoi Yokohama Guangzhou Boston Athens Rome Houston São Paulo Delhi NCT Bengaluru Mexico City Milan Auckland Buenos Aires Paris Chengdu Amsterdam Addis Ababa Berlin Jakarta Ahmedabad Shenzhen Barcelona Portland Heidelberg Kuala Lumpur Qingdao Singapore Quito Abidjan Johannesburg Hanoi Yokohama Guangzhou Boston Athens Rome Houston São Paulo Delhi NCT Bengaluru