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

Tel Aviv – Yafo Portland Dubai Hangzhou Singapore Seoul Ahmedabad Casablanca Lima Dakar Hong Kong Istanbul Guangzhou Bangkok Santiago Oslo Johannesburg London Bengaluru Warsaw Seattle Tokyo Freetown Vancouver Hanoi Mexico City Curitiba Berlin Zhenjiang Lisbon Heidelberg Guadalajara Chicago Tel Aviv – Yafo Portland Dubai Hangzhou Singapore Seoul Ahmedabad Casablanca Lima Dakar Hong Kong Istanbul Guangzhou Bangkok Santiago Oslo Johannesburg London Bengaluru Warsaw Seattle Tokyo Freetown Vancouver Hanoi Mexico City Curitiba Berlin Zhenjiang Lisbon Heidelberg Guadalajara Chicago

Nanjing Mumbai Addis Ababa Amman Lagos Rio de Janeiro Jakarta Montréal Athens New Orleans Chennai Dalian Fuzhou Beijing Yokohama Durban (eThekwini) Wuhan Abidjan Stockholm Dar es Salaam Phoenix Buenos Aires Toronto Auckland Paris Accra Fortaleza Cape Town Austin Sydney San Francisco Shanghai Copenhagen Nanjing Mumbai Addis Ababa Amman Lagos Rio de Janeiro Jakarta Montréal Athens New Orleans Chennai Dalian Fuzhou Beijing Yokohama Durban (eThekwini) Wuhan Abidjan Stockholm Dar es Salaam Phoenix Buenos Aires Toronto Auckland Paris Accra Fortaleza Cape Town Austin Sydney San Francisco Shanghai Copenhagen

Boston Miami Salvador Kuala Lumpur Bogotá Medellín Qingdao Barcelona Rotterdam Melbourne Ho Chi Minh City Shenzhen Quito Dhaka (North & South) Amsterdam Rome Tshwane Milan Houston Los Angeles Madrid New York City Nairobi Chengdu Washington, DC Delhi NCT Quezon City Ekurhuleni Karachi Philadelphia São Paulo Boston Miami Salvador Kuala Lumpur Bogotá Medellín Qingdao Barcelona Rotterdam Melbourne Ho Chi Minh City Shenzhen Quito Dhaka (North & South) Amsterdam Rome Tshwane Milan Houston Los Angeles Madrid New York City Nairobi Chengdu Washington, DC Delhi NCT Quezon City Ekurhuleni Karachi Philadelphia São Paulo