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

Mumbai Sydney Quezon City Hangzhou Jakarta Chennai Durban (eThekwini) Dar es Salaam Zhenjiang Nanjing Portland Hanoi Lagos Guadalajara Athens Freetown Nairobi Hong Kong Stockholm Casablanca Johannesburg Dakar Medellín Montréal Milan Tokyo Rome Rotterdam Shenzhen Madrid Abidjan Addis Ababa Guangzhou Mumbai Sydney Quezon City Hangzhou Jakarta Chennai Durban (eThekwini) Dar es Salaam Zhenjiang Nanjing Portland Hanoi Lagos Guadalajara Athens Freetown Nairobi Hong Kong Stockholm Casablanca Johannesburg Dakar Medellín Montréal Milan Tokyo Rome Rotterdam Shenzhen Madrid Abidjan Addis Ababa Guangzhou

Melbourne Shanghai Heidelberg Ho Chi Minh City Seoul Phoenix Fuzhou Houston New Orleans Toronto London Boston Karachi Chicago Berlin Rio de Janeiro Ekurhuleni Lima Bangkok Qingdao Paris Delhi NCT Copenhagen Dalian Buenos Aires Miami Seattle Fortaleza Accra São Paulo Amman Washington, DC Salvador Melbourne Shanghai Heidelberg Ho Chi Minh City Seoul Phoenix Fuzhou Houston New Orleans Toronto London Boston Karachi Chicago Berlin Rio de Janeiro Ekurhuleni Lima Bangkok Qingdao Paris Delhi NCT Copenhagen Dalian Buenos Aires Miami Seattle Fortaleza Accra São Paulo Amman Washington, DC Salvador

Wuhan Dhaka (North & South) Oslo Beijing Curitiba Quito Chengdu Warsaw Tel Aviv – Yafo Austin Ahmedabad Bogotá Dubai Los Angeles Kuala Lumpur Istanbul Cape Town Bengaluru Barcelona Amsterdam Yokohama Singapore Vancouver Santiago San Francisco Lisbon Mexico City Tshwane Philadelphia New York City Auckland Wuhan Dhaka (North & South) Oslo Beijing Curitiba Quito Chengdu Warsaw Tel Aviv – Yafo Austin Ahmedabad Bogotá Dubai Los Angeles Kuala Lumpur Istanbul Cape Town Bengaluru Barcelona Amsterdam Yokohama Singapore Vancouver Santiago San Francisco Lisbon Mexico City Tshwane Philadelphia New York City Auckland