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

Lima Miami Rotterdam Abidjan Durban (eThekwini) Fuzhou New Orleans Amman Accra Portland Dakar Paris Lagos Hanoi Kuala Lumpur Melbourne Chicago Guangzhou Buenos Aires Toronto Quito Rome Tshwane Zhenjiang Warsaw Boston São Paulo Wuhan Tel Aviv – Yafo Quezon City Berlin Jakarta Lima Miami Rotterdam Abidjan Durban (eThekwini) Fuzhou New Orleans Amman Accra Portland Dakar Paris Lagos Hanoi Kuala Lumpur Melbourne Chicago Guangzhou Buenos Aires Toronto Quito Rome Tshwane Zhenjiang Warsaw Boston São Paulo Wuhan Tel Aviv – Yafo Quezon City Berlin Jakarta

Guadalajara Hong Kong Dalian San Francisco Shanghai Amsterdam Shenzhen Curitiba Ahmedabad Lisbon Beijing Nairobi Phoenix Chennai Houston Stockholm Bogotá Santiago Cape Town Bangkok Dubai Auckland Istanbul Oslo Milan Austin Dhaka (North & South) Mexico City Heidelberg Fortaleza Addis Ababa Dar es Salaam Guadalajara Hong Kong Dalian San Francisco Shanghai Amsterdam Shenzhen Curitiba Ahmedabad Lisbon Beijing Nairobi Phoenix Chennai Houston Stockholm Bogotá Santiago Cape Town Bangkok Dubai Auckland Istanbul Oslo Milan Austin Dhaka (North & South) Mexico City Heidelberg Fortaleza Addis Ababa Dar es Salaam

Johannesburg Montréal Qingdao Bengaluru Rio de Janeiro Vancouver Ekurhuleni Yokohama Medellín Delhi NCT Washington, DC Karachi Sydney Madrid Mumbai Seattle Tokyo Singapore Freetown Salvador Athens Seoul London Barcelona Hangzhou Ho Chi Minh City Los Angeles New York City Copenhagen Nanjing Chengdu Philadelphia Johannesburg Montréal Qingdao Bengaluru Rio de Janeiro Vancouver Ekurhuleni Yokohama Medellín Delhi NCT Washington, DC Karachi Sydney Madrid Mumbai Seattle Tokyo Singapore Freetown Salvador Athens Seoul London Barcelona Hangzhou Ho Chi Minh City Los Angeles New York City Copenhagen Nanjing Chengdu Philadelphia