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

Ahmedabad Zhenjiang Dakar New York City Hangzhou Houston Tel Aviv – Yafo Kuala Lumpur Toronto Copenhagen Lagos Mumbai Durban (eThekwini) Philadelphia Barcelona Abidjan Miami Curitiba Addis Ababa Hong Kong Chicago Athens Medellín Heidelberg Dalian Chennai Amsterdam Paris Montréal Wuhan Quezon City Dar es Salaam San Francisco Ahmedabad Zhenjiang Dakar New York City Hangzhou Houston Tel Aviv – Yafo Kuala Lumpur Toronto Copenhagen Lagos Mumbai Durban (eThekwini) Philadelphia Barcelona Abidjan Miami Curitiba Addis Ababa Hong Kong Chicago Athens Medellín Heidelberg Dalian Chennai Amsterdam Paris Montréal Wuhan Quezon City Dar es Salaam San Francisco

Cape Town Lisbon Nanjing Washington, DC Sydney Warsaw Boston Tshwane Buenos Aires Rio de Janeiro Chengdu Guadalajara Austin Amman Hanoi Karachi Accra Vancouver Santiago Dubai Rotterdam Johannesburg Delhi NCT Nairobi Los Angeles Auckland Shanghai Portland Bangkok Istanbul New Orleans Jakarta Seattle Cape Town Lisbon Nanjing Washington, DC Sydney Warsaw Boston Tshwane Buenos Aires Rio de Janeiro Chengdu Guadalajara Austin Amman Hanoi Karachi Accra Vancouver Santiago Dubai Rotterdam Johannesburg Delhi NCT Nairobi Los Angeles Auckland Shanghai Portland Bangkok Istanbul New Orleans Jakarta Seattle

Mexico City Madrid London Bengaluru Fuzhou Stockholm Salvador Melbourne Seoul Tokyo Ho Chi Minh City Quito Milan Yokohama Freetown Singapore Berlin Oslo Shenzhen Rome Qingdao São Paulo Bogotá Casablanca Dhaka (North & South) Fortaleza Lima Phoenix Guangzhou Beijing Ekurhuleni Mexico City Madrid London Bengaluru Fuzhou Stockholm Salvador Melbourne Seoul Tokyo Ho Chi Minh City Quito Milan Yokohama Freetown Singapore Berlin Oslo Shenzhen Rome Qingdao São Paulo Bogotá Casablanca Dhaka (North & South) Fortaleza Lima Phoenix Guangzhou Beijing Ekurhuleni