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

Rotterdam Curitiba Accra Athens Jakarta Mexico City Durban (eThekwini) Bengaluru Paris Ekurhuleni São Paulo Rio de Janeiro Milan Tokyo Abidjan Bangkok San Francisco Mumbai Portland Tshwane Melbourne Barcelona Bogotá Istanbul Houston Fuzhou Cape Town Lagos Chennai Phoenix Warsaw Lima Rotterdam Curitiba Accra Athens Jakarta Mexico City Durban (eThekwini) Bengaluru Paris Ekurhuleni São Paulo Rio de Janeiro Milan Tokyo Abidjan Bangkok San Francisco Mumbai Portland Tshwane Melbourne Barcelona Bogotá Istanbul Houston Fuzhou Cape Town Lagos Chennai Phoenix Warsaw Lima

Johannesburg Dubai Chengdu Lisbon Hangzhou Berlin Seoul Nanjing New Orleans Quito Austin Santiago Addis Ababa Fortaleza Qingdao Boston Wuhan Singapore Auckland Madrid Dar es Salaam Seattle Chicago Zhenjiang Salvador Dakar Rome Guadalajara Philadelphia Dalian Shenzhen Ahmedabad Johannesburg Dubai Chengdu Lisbon Hangzhou Berlin Seoul Nanjing New Orleans Quito Austin Santiago Addis Ababa Fortaleza Qingdao Boston Wuhan Singapore Auckland Madrid Dar es Salaam Seattle Chicago Zhenjiang Salvador Dakar Rome Guadalajara Philadelphia Dalian Shenzhen Ahmedabad

Stockholm Guangzhou Hong Kong Shanghai Amsterdam New York City Vancouver Toronto Nairobi Washington, DC Ho Chi Minh City Karachi Yokohama Delhi NCT Montréal Buenos Aires Freetown Heidelberg Los Angeles Hanoi Amman Kuala Lumpur Oslo Medellín Miami Dhaka (North & South) Quezon City Sydney London Copenhagen Tel Aviv – Yafo Beijing Stockholm Guangzhou Hong Kong Shanghai Amsterdam New York City Vancouver Toronto Nairobi Washington, DC Ho Chi Minh City Karachi Yokohama Delhi NCT Montréal Buenos Aires Freetown Heidelberg Los Angeles Hanoi Amman Kuala Lumpur Oslo Medellín Miami Dhaka (North & South) Quezon City Sydney London Copenhagen Tel Aviv – Yafo Beijing