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

Addis Ababa Dar es Salaam Miami Austin Karachi Beijing Lima Vancouver Chicago Qingdao Amsterdam Kuala Lumpur Phoenix Melbourne Delhi NCT Hanoi Rio de Janeiro Buenos Aires Toronto Stockholm Casablanca Istanbul Los Angeles Heidelberg Mumbai Jakarta Washington, DC London Singapore Seattle São Paulo Mexico City New York City Addis Ababa Dar es Salaam Miami Austin Karachi Beijing Lima Vancouver Chicago Qingdao Amsterdam Kuala Lumpur Phoenix Melbourne Delhi NCT Hanoi Rio de Janeiro Buenos Aires Toronto Stockholm Casablanca Istanbul Los Angeles Heidelberg Mumbai Jakarta Washington, DC London Singapore Seattle São Paulo Mexico City New York City

Madrid Accra Ekurhuleni Barcelona Dakar Seoul Auckland Rome Fuzhou Nanjing Freetown Philadelphia Abidjan Tel Aviv – Yafo Copenhagen San Francisco Ahmedabad Zhenjiang Cape Town Dubai Lisbon Wuhan Bogotá Portland Tshwane Montréal Quezon City Houston Dalian Lagos Durban (eThekwini) Milan Warsaw Madrid Accra Ekurhuleni Barcelona Dakar Seoul Auckland Rome Fuzhou Nanjing Freetown Philadelphia Abidjan Tel Aviv – Yafo Copenhagen San Francisco Ahmedabad Zhenjiang Cape Town Dubai Lisbon Wuhan Bogotá Portland Tshwane Montréal Quezon City Houston Dalian Lagos Durban (eThekwini) Milan Warsaw

Chengdu Tokyo Bengaluru Yokohama New Orleans Amman Guangzhou Johannesburg Medellín Bangkok Quito Dhaka (North & South) Shanghai Fortaleza Athens Salvador Curitiba Berlin Santiago Ho Chi Minh City Chennai Boston Hangzhou Paris Oslo Shenzhen Guadalajara Hong Kong Nairobi Sydney Rotterdam Chengdu Tokyo Bengaluru Yokohama New Orleans Amman Guangzhou Johannesburg Medellín Bangkok Quito Dhaka (North & South) Shanghai Fortaleza Athens Salvador Curitiba Berlin Santiago Ho Chi Minh City Chennai Boston Hangzhou Paris Oslo Shenzhen Guadalajara Hong Kong Nairobi Sydney Rotterdam