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

Accra Ekurhuleni Heidelberg Hong Kong Lisbon Casablanca Bangkok Shanghai New Orleans Tokyo Durban (eThekwini) Amsterdam Madrid Dakar Melbourne Singapore Dalian Ahmedabad Warsaw Dhaka (North & South) Shenzhen São Paulo Paris Nairobi Chennai Dar es Salaam Zhenjiang Seattle Guadalajara Freetown Oslo Santiago Amman Accra Ekurhuleni Heidelberg Hong Kong Lisbon Casablanca Bangkok Shanghai New Orleans Tokyo Durban (eThekwini) Amsterdam Madrid Dakar Melbourne Singapore Dalian Ahmedabad Warsaw Dhaka (North & South) Shenzhen São Paulo Paris Nairobi Chennai Dar es Salaam Zhenjiang Seattle Guadalajara Freetown Oslo Santiago Amman

Montréal Portland Nanjing Auckland Hangzhou Istanbul Los Angeles Phoenix Ho Chi Minh City Mexico City Chengdu Chicago Cape Town Wuhan London Guangzhou Yokohama Houston Quito Berlin Boston Lima Rio de Janeiro Barcelona Curitiba San Francisco Sydney Buenos Aires Karachi Philadelphia Delhi NCT Seoul Bogotá Montréal Portland Nanjing Auckland Hangzhou Istanbul Los Angeles Phoenix Ho Chi Minh City Mexico City Chengdu Chicago Cape Town Wuhan London Guangzhou Yokohama Houston Quito Berlin Boston Lima Rio de Janeiro Barcelona Curitiba San Francisco Sydney Buenos Aires Karachi Philadelphia Delhi NCT Seoul Bogotá

Quezon City Medellín Vancouver Jakarta Fuzhou Austin Johannesburg Miami New York City Salvador Abidjan Bengaluru Hanoi Toronto Rome Stockholm Tshwane Beijing Kuala Lumpur Copenhagen Lagos Tel Aviv – Yafo Mumbai Dubai Washington, DC Rotterdam Athens Fortaleza Qingdao Milan Addis Ababa Quezon City Medellín Vancouver Jakarta Fuzhou Austin Johannesburg Miami New York City Salvador Abidjan Bengaluru Hanoi Toronto Rome Stockholm Tshwane Beijing Kuala Lumpur Copenhagen Lagos Tel Aviv – Yafo Mumbai Dubai Washington, DC Rotterdam Athens Fortaleza Qingdao Milan Addis Ababa