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

Salvador Austin Seoul Oslo Madrid Los Angeles Hanoi Bengaluru Toronto Dhaka (North & South) Nanjing New Orleans Rotterdam Paris Philadelphia Dar es Salaam Lagos Mexico City Fuzhou Seattle Cape Town Casablanca Auckland Lima Barcelona Shanghai Rome Freetown Miami Stockholm Guadalajara Qingdao Phoenix Salvador Austin Seoul Oslo Madrid Los Angeles Hanoi Bengaluru Toronto Dhaka (North & South) Nanjing New Orleans Rotterdam Paris Philadelphia Dar es Salaam Lagos Mexico City Fuzhou Seattle Cape Town Casablanca Auckland Lima Barcelona Shanghai Rome Freetown Miami Stockholm Guadalajara Qingdao Phoenix

Wuhan Ho Chi Minh City Dakar Melbourne Amsterdam Istanbul Dalian Bangkok Addis Ababa Berlin Jakarta Houston Lisbon London Vancouver Abidjan Athens Beijing Karachi Buenos Aires Chicago Mumbai San Francisco Warsaw Durban (eThekwini) Ekurhuleni Delhi NCT Singapore Heidelberg Hangzhou Fortaleza Curitiba Copenhagen Wuhan Ho Chi Minh City Dakar Melbourne Amsterdam Istanbul Dalian Bangkok Addis Ababa Berlin Jakarta Houston Lisbon London Vancouver Abidjan Athens Beijing Karachi Buenos Aires Chicago Mumbai San Francisco Warsaw Durban (eThekwini) Ekurhuleni Delhi NCT Singapore Heidelberg Hangzhou Fortaleza Curitiba Copenhagen

Quito Hong Kong Quezon City Amman Medellín Tokyo Zhenjiang Johannesburg Kuala Lumpur Bogotá Ahmedabad Santiago Tel Aviv – Yafo Portland Montréal Accra Washington, DC Tshwane Nairobi Chennai Milan New York City Yokohama Boston São Paulo Guangzhou Rio de Janeiro Chengdu Dubai Shenzhen Sydney Quito Hong Kong Quezon City Amman Medellín Tokyo Zhenjiang Johannesburg Kuala Lumpur Bogotá Ahmedabad Santiago Tel Aviv – Yafo Portland Montréal Accra Washington, DC Tshwane Nairobi Chennai Milan New York City Yokohama Boston São Paulo Guangzhou Rio de Janeiro Chengdu Dubai Shenzhen Sydney