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

Athens Dubai Cape Town Hanoi Bangkok Nairobi Vancouver Ho Chi Minh City Copenhagen Medellín Hangzhou New York City San Francisco Nanjing Bengaluru Karachi Melbourne Oslo São Paulo New Orleans Accra Dakar Durban (eThekwini) Mumbai Toronto Freetown Casablanca Hong Kong Salvador Lagos Fortaleza Auckland Fuzhou Athens Dubai Cape Town Hanoi Bangkok Nairobi Vancouver Ho Chi Minh City Copenhagen Medellín Hangzhou New York City San Francisco Nanjing Bengaluru Karachi Melbourne Oslo São Paulo New Orleans Accra Dakar Durban (eThekwini) Mumbai Toronto Freetown Casablanca Hong Kong Salvador Lagos Fortaleza Auckland Fuzhou

Berlin Beijing Boston Bogotá Dar es Salaam Shenzhen Curitiba Houston Guadalajara Delhi NCT Milan Austin Wuhan Quezon City Seattle Rio de Janeiro Mexico City Tel Aviv – Yafo Johannesburg Portland Istanbul Buenos Aires Sydney Stockholm London Madrid Chennai Dhaka (North & South) Amsterdam Tshwane Chengdu Lisbon Montréal Berlin Beijing Boston Bogotá Dar es Salaam Shenzhen Curitiba Houston Guadalajara Delhi NCT Milan Austin Wuhan Quezon City Seattle Rio de Janeiro Mexico City Tel Aviv – Yafo Johannesburg Portland Istanbul Buenos Aires Sydney Stockholm London Madrid Chennai Dhaka (North & South) Amsterdam Tshwane Chengdu Lisbon Montréal

Kuala Lumpur Miami Quito Guangzhou Santiago Chicago Abidjan Paris Lima Tokyo Washington, DC Philadelphia Jakarta Barcelona Singapore Ekurhuleni Ahmedabad Shanghai Addis Ababa Dalian Los Angeles Rotterdam Qingdao Amman Seoul Warsaw Yokohama Heidelberg Rome Zhenjiang Phoenix Kuala Lumpur Miami Quito Guangzhou Santiago Chicago Abidjan Paris Lima Tokyo Washington, DC Philadelphia Jakarta Barcelona Singapore Ekurhuleni Ahmedabad Shanghai Addis Ababa Dalian Los Angeles Rotterdam Qingdao Amman Seoul Warsaw Yokohama Heidelberg Rome Zhenjiang Phoenix