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

Austin Wuhan Yokohama Quito San Francisco Mexico City Toronto Fuzhou Auckland Lisbon Fortaleza Ho Chi Minh City Dakar Santiago Melbourne Dalian Montréal Curitiba Miami Copenhagen Los Angeles Stockholm Jakarta Shanghai Rotterdam Seoul Phoenix Tel Aviv – Yafo Chicago Nairobi Singapore Johannesburg Austin Wuhan Yokohama Quito San Francisco Mexico City Toronto Fuzhou Auckland Lisbon Fortaleza Ho Chi Minh City Dakar Santiago Melbourne Dalian Montréal Curitiba Miami Copenhagen Los Angeles Stockholm Jakarta Shanghai Rotterdam Seoul Phoenix Tel Aviv – Yafo Chicago Nairobi Singapore Johannesburg

Philadelphia Istanbul Ekurhuleni Houston Seattle London Sydney São Paulo Nanjing Madrid Lima Guangzhou Tshwane Cape Town Hong Kong Warsaw New Orleans Buenos Aires Bangkok Hangzhou Athens Oslo Vancouver Guadalajara Hanoi Quezon City Dar es Salaam Addis Ababa Mumbai Paris Lagos Medellín Philadelphia Istanbul Ekurhuleni Houston Seattle London Sydney São Paulo Nanjing Madrid Lima Guangzhou Tshwane Cape Town Hong Kong Warsaw New Orleans Buenos Aires Bangkok Hangzhou Athens Oslo Vancouver Guadalajara Hanoi Quezon City Dar es Salaam Addis Ababa Mumbai Paris Lagos Medellín

Washington, DC Amman Bogotá New York City Freetown Kuala Lumpur Chengdu Abidjan Chennai Durban (eThekwini) Rome Barcelona Karachi Zhenjiang Boston Rio de Janeiro Delhi NCT Heidelberg Dubai Tokyo Accra Bengaluru Milan Ahmedabad Berlin Beijing Dhaka (North & South) Shenzhen Portland Salvador Amsterdam Qingdao Washington, DC Amman Bogotá New York City Freetown Kuala Lumpur Chengdu Abidjan Chennai Durban (eThekwini) Rome Barcelona Karachi Zhenjiang Boston Rio de Janeiro Delhi NCT Heidelberg Dubai Tokyo Accra Bengaluru Milan Ahmedabad Berlin Beijing Dhaka (North & South) Shenzhen Portland Salvador Amsterdam Qingdao