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

Kuala Lumpur Phoenix Amman Boston Durban (eThekwini) Barcelona Tokyo Rotterdam Seattle Miami Curitiba Fuzhou Nanjing Chicago Cape Town Yokohama Guangzhou Chengdu Freetown Vancouver Abidjan Copenhagen Mumbai Bengaluru Qingdao Tshwane Lisbon Accra Medellín Amsterdam Portland Salvador Hanoi Kuala Lumpur Phoenix Amman Boston Durban (eThekwini) Barcelona Tokyo Rotterdam Seattle Miami Curitiba Fuzhou Nanjing Chicago Cape Town Yokohama Guangzhou Chengdu Freetown Vancouver Abidjan Copenhagen Mumbai Bengaluru Qingdao Tshwane Lisbon Accra Medellín Amsterdam Portland Salvador Hanoi

Singapore Ekurhuleni San Francisco Guadalajara Seoul Tel Aviv – Yafo Beijing Chennai Oslo Rome Lima London Melbourne Dakar Mexico City Quito Athens Zhenjiang Istanbul Auckland Ahmedabad Quezon City Addis Ababa Stockholm Santiago New York City Fortaleza Los Angeles Bangkok Toronto Dalian Bogotá Berlin Singapore Ekurhuleni San Francisco Guadalajara Seoul Tel Aviv – Yafo Beijing Chennai Oslo Rome Lima London Melbourne Dakar Mexico City Quito Athens Zhenjiang Istanbul Auckland Ahmedabad Quezon City Addis Ababa Stockholm Santiago New York City Fortaleza Los Angeles Bangkok Toronto Dalian Bogotá Berlin

Dhaka (North & South) Buenos Aires Nairobi Rio de Janeiro Austin Philadelphia New Orleans Shenzhen São Paulo Lagos Ho Chi Minh City Hong Kong Casablanca Paris Montréal Warsaw Milan Madrid Heidelberg Washington, DC Hangzhou Dubai Shanghai Delhi NCT Jakarta Karachi Sydney Dar es Salaam Wuhan Houston Johannesburg Dhaka (North & South) Buenos Aires Nairobi Rio de Janeiro Austin Philadelphia New Orleans Shenzhen São Paulo Lagos Ho Chi Minh City Hong Kong Casablanca Paris Montréal Warsaw Milan Madrid Heidelberg Washington, DC Hangzhou Dubai Shanghai Delhi NCT Jakarta Karachi Sydney Dar es Salaam Wuhan Houston Johannesburg