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

Delhi NCT Fortaleza Oslo Boston Phoenix Zhenjiang Bogotá Abidjan Mexico City Warsaw Berlin Cape Town São Paulo Guangzhou Miami Quezon City Amsterdam London Addis Ababa Casablanca Yokohama Dakar Nanjing Nairobi Qingdao Chengdu Shenzhen Lisbon New Orleans Durban (eThekwini) Dar es Salaam San Francisco Austin Delhi NCT Fortaleza Oslo Boston Phoenix Zhenjiang Bogotá Abidjan Mexico City Warsaw Berlin Cape Town São Paulo Guangzhou Miami Quezon City Amsterdam London Addis Ababa Casablanca Yokohama Dakar Nanjing Nairobi Qingdao Chengdu Shenzhen Lisbon New Orleans Durban (eThekwini) Dar es Salaam San Francisco Austin

Hanoi Los Angeles Milan Washington, DC Mumbai Tokyo Dubai Buenos Aires Fuzhou Bangkok Guadalajara Heidelberg Athens Karachi Toronto Tel Aviv – Yafo Seattle Chicago Philadelphia Dhaka (North & South) Sydney Jakarta Copenhagen Curitiba Melbourne Chennai Barcelona Accra Beijing Vancouver Wuhan Hong Kong Bengaluru Hanoi Los Angeles Milan Washington, DC Mumbai Tokyo Dubai Buenos Aires Fuzhou Bangkok Guadalajara Heidelberg Athens Karachi Toronto Tel Aviv – Yafo Seattle Chicago Philadelphia Dhaka (North & South) Sydney Jakarta Copenhagen Curitiba Melbourne Chennai Barcelona Accra Beijing Vancouver Wuhan Hong Kong Bengaluru

Ahmedabad Amman Salvador Freetown Istanbul Lima Ekurhuleni Tshwane Houston Rotterdam Seoul Rome Singapore Rio de Janeiro Madrid Hangzhou New York City Dalian Kuala Lumpur Santiago Portland Auckland Medellín Paris Quito Lagos Montréal Shanghai Stockholm Johannesburg Ho Chi Minh City Ahmedabad Amman Salvador Freetown Istanbul Lima Ekurhuleni Tshwane Houston Rotterdam Seoul Rome Singapore Rio de Janeiro Madrid Hangzhou New York City Dalian Kuala Lumpur Santiago Portland Auckland Medellín Paris Quito Lagos Montréal Shanghai Stockholm Johannesburg Ho Chi Minh City