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

Guadalajara Dar es Salaam Hanoi Zhenjiang Stockholm Cape Town Mexico City Vancouver Abidjan Chengdu Miami Warsaw Seattle Nanjing Bangkok Athens Ekurhuleni Santiago Fuzhou Washington, DC Hong Kong Bogotá Auckland Dhaka (North & South) Dubai Phoenix New York City Yokohama Buenos Aires New Orleans Chennai Rio de Janeiro Tshwane Guadalajara Dar es Salaam Hanoi Zhenjiang Stockholm Cape Town Mexico City Vancouver Abidjan Chengdu Miami Warsaw Seattle Nanjing Bangkok Athens Ekurhuleni Santiago Fuzhou Washington, DC Hong Kong Bogotá Auckland Dhaka (North & South) Dubai Phoenix New York City Yokohama Buenos Aires New Orleans Chennai Rio de Janeiro Tshwane

Rome Hangzhou Amsterdam Lisbon Shanghai Portland Curitiba Istanbul São Paulo Quezon City Oslo Singapore Copenhagen Wuhan Mumbai Ho Chi Minh City Casablanca Sydney Bengaluru Beijing Barcelona Heidelberg Karachi Houston Johannesburg Philadelphia Kuala Lumpur Austin Fortaleza Nairobi Shenzhen Freetown Ahmedabad Rome Hangzhou Amsterdam Lisbon Shanghai Portland Curitiba Istanbul São Paulo Quezon City Oslo Singapore Copenhagen Wuhan Mumbai Ho Chi Minh City Casablanca Sydney Bengaluru Beijing Barcelona Heidelberg Karachi Houston Johannesburg Philadelphia Kuala Lumpur Austin Fortaleza Nairobi Shenzhen Freetown Ahmedabad

Delhi NCT Medellín San Francisco Quito Salvador Durban (eThekwini) Boston Toronto Madrid Seoul Berlin Chicago Paris Los Angeles Lima Montréal London Guangzhou Qingdao Milan Addis Ababa Rotterdam Dakar Amman Dalian Lagos Melbourne Accra Jakarta Tokyo Tel Aviv – Yafo Delhi NCT Medellín San Francisco Quito Salvador Durban (eThekwini) Boston Toronto Madrid Seoul Berlin Chicago Paris Los Angeles Lima Montréal London Guangzhou Qingdao Milan Addis Ababa Rotterdam Dakar Amman Dalian Lagos Melbourne Accra Jakarta Tokyo Tel Aviv – Yafo