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

Phoenix Abidjan Bengaluru Bangkok Nairobi Wuhan Bogotá Portland Melbourne Barcelona Houston Hangzhou Mexico City Sydney Lagos Quezon City Karachi San Francisco Miami Kuala Lumpur Boston Tokyo Athens New Orleans Hanoi Stockholm Washington, DC Qingdao London Singapore Delhi NCT Los Angeles Medellín Phoenix Abidjan Bengaluru Bangkok Nairobi Wuhan Bogotá Portland Melbourne Barcelona Houston Hangzhou Mexico City Sydney Lagos Quezon City Karachi San Francisco Miami Kuala Lumpur Boston Tokyo Athens New Orleans Hanoi Stockholm Washington, DC Qingdao London Singapore Delhi NCT Los Angeles Medellín

Austin Shanghai Seattle Chicago Jakarta Johannesburg Shenzhen Rome Ahmedabad Berlin Accra Philadelphia Paris Warsaw Madrid Ho Chi Minh City Lima Zhenjiang Buenos Aires Dubai São Paulo New York City Lisbon Tshwane Salvador Tel Aviv – Yafo Fortaleza Freetown Casablanca Dar es Salaam Fuzhou Dhaka (North & South) Istanbul Austin Shanghai Seattle Chicago Jakarta Johannesburg Shenzhen Rome Ahmedabad Berlin Accra Philadelphia Paris Warsaw Madrid Ho Chi Minh City Lima Zhenjiang Buenos Aires Dubai São Paulo New York City Lisbon Tshwane Salvador Tel Aviv – Yafo Fortaleza Freetown Casablanca Dar es Salaam Fuzhou Dhaka (North & South) Istanbul

Santiago Cape Town Addis Ababa Amman Ekurhuleni Rio de Janeiro Dalian Heidelberg Milan Mumbai Chengdu Auckland Amsterdam Guangzhou Quito Seoul Dakar Montréal Copenhagen Beijing Toronto Curitiba Yokohama Oslo Durban (eThekwini) Hong Kong Vancouver Nanjing Guadalajara Chennai Rotterdam Santiago Cape Town Addis Ababa Amman Ekurhuleni Rio de Janeiro Dalian Heidelberg Milan Mumbai Chengdu Auckland Amsterdam Guangzhou Quito Seoul Dakar Montréal Copenhagen Beijing Toronto Curitiba Yokohama Oslo Durban (eThekwini) Hong Kong Vancouver Nanjing Guadalajara Chennai Rotterdam