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

Hanoi Washington, DC Fortaleza Medellín Bengaluru Bogotá Tokyo Salvador Abidjan Mexico City Beijing Austin Nairobi Berlin Copenhagen Accra Mumbai Tel Aviv – Yafo Guangzhou Buenos Aires Qingdao Quezon City Tshwane Los Angeles Warsaw Delhi NCT Melbourne Lagos Cape Town Dhaka (North & South) Hong Kong Lisbon Barcelona Hanoi Washington, DC Fortaleza Medellín Bengaluru Bogotá Tokyo Salvador Abidjan Mexico City Beijing Austin Nairobi Berlin Copenhagen Accra Mumbai Tel Aviv – Yafo Guangzhou Buenos Aires Qingdao Quezon City Tshwane Los Angeles Warsaw Delhi NCT Melbourne Lagos Cape Town Dhaka (North & South) Hong Kong Lisbon Barcelona

Yokohama Ekurhuleni Phoenix Freetown Nanjing Wuhan Fuzhou Oslo Bangkok Ho Chi Minh City Montréal Chengdu Rome Madrid Vancouver Curitiba Dubai Casablanca Seattle Lima London Durban (eThekwini) Johannesburg Singapore Chennai Boston Zhenjiang Amman Philadelphia Paris Shenzhen New Orleans New York City Yokohama Ekurhuleni Phoenix Freetown Nanjing Wuhan Fuzhou Oslo Bangkok Ho Chi Minh City Montréal Chengdu Rome Madrid Vancouver Curitiba Dubai Casablanca Seattle Lima London Durban (eThekwini) Johannesburg Singapore Chennai Boston Zhenjiang Amman Philadelphia Paris Shenzhen New Orleans New York City

Ahmedabad Shanghai Istanbul Athens Milan Kuala Lumpur Amsterdam Dalian Hangzhou Toronto São Paulo Rotterdam Santiago Portland Auckland Miami Guadalajara San Francisco Chicago Addis Ababa Dar es Salaam Jakarta Houston Quito Seoul Heidelberg Dakar Rio de Janeiro Sydney Stockholm Karachi Ahmedabad Shanghai Istanbul Athens Milan Kuala Lumpur Amsterdam Dalian Hangzhou Toronto São Paulo Rotterdam Santiago Portland Auckland Miami Guadalajara San Francisco Chicago Addis Ababa Dar es Salaam Jakarta Houston Quito Seoul Heidelberg Dakar Rio de Janeiro Sydney Stockholm Karachi