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

New Orleans Ahmedabad Jakarta Sydney Lima Rio de Janeiro Miami Seattle Dar es Salaam Phoenix Rotterdam Boston Austin Houston Hangzhou New York City San Francisco Quito Accra Medellín Chengdu Abidjan Chicago Berlin Copenhagen Fuzhou Shanghai Cape Town Johannesburg Shenzhen Dhaka (North & South) Kuala Lumpur Seoul New Orleans Ahmedabad Jakarta Sydney Lima Rio de Janeiro Miami Seattle Dar es Salaam Phoenix Rotterdam Boston Austin Houston Hangzhou New York City San Francisco Quito Accra Medellín Chengdu Abidjan Chicago Berlin Copenhagen Fuzhou Shanghai Cape Town Johannesburg Shenzhen Dhaka (North & South) Kuala Lumpur Seoul

Warsaw Guangzhou Lisbon London Portland Rome Dalian Tel Aviv – Yafo Buenos Aires Lagos Curitiba Hong Kong Amsterdam Wuhan Nairobi Bangkok Karachi Tshwane Singapore Nanjing Chennai Athens Mexico City Philadelphia Auckland Beijing Milan Dakar Freetown Santiago Bengaluru Washington, DC Zhenjiang Warsaw Guangzhou Lisbon London Portland Rome Dalian Tel Aviv – Yafo Buenos Aires Lagos Curitiba Hong Kong Amsterdam Wuhan Nairobi Bangkok Karachi Tshwane Singapore Nanjing Chennai Athens Mexico City Philadelphia Auckland Beijing Milan Dakar Freetown Santiago Bengaluru Washington, DC Zhenjiang

Heidelberg Durban (eThekwini) Stockholm Ho Chi Minh City Amman Toronto Hanoi Yokohama Bogotá Vancouver Addis Ababa Salvador Paris Delhi NCT Dubai Barcelona Montréal Guadalajara Casablanca Qingdao Los Angeles Istanbul Quezon City Mumbai Ekurhuleni Melbourne Tokyo São Paulo Madrid Oslo Fortaleza Heidelberg Durban (eThekwini) Stockholm Ho Chi Minh City Amman Toronto Hanoi Yokohama Bogotá Vancouver Addis Ababa Salvador Paris Delhi NCT Dubai Barcelona Montréal Guadalajara Casablanca Qingdao Los Angeles Istanbul Quezon City Mumbai Ekurhuleni Melbourne Tokyo São Paulo Madrid Oslo Fortaleza