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

Los Angeles Chennai Fuzhou Curitiba Cape Town San Francisco Dakar Dalian Paris Lagos Milan Oslo Phoenix Melbourne Montréal Salvador Buenos Aires Dubai Seattle Johannesburg Dhaka (North & South) Hangzhou Lima Berlin Amsterdam New York City Qingdao Accra Quito Guangzhou Addis Ababa Barcelona Los Angeles Chennai Fuzhou Curitiba Cape Town San Francisco Dakar Dalian Paris Lagos Milan Oslo Phoenix Melbourne Montréal Salvador Buenos Aires Dubai Seattle Johannesburg Dhaka (North & South) Hangzhou Lima Berlin Amsterdam New York City Qingdao Accra Quito Guangzhou Addis Ababa Barcelona

Kuala Lumpur Nairobi Shenzhen Lisbon Warsaw Guadalajara Toronto Bangkok Medellín Chengdu Mumbai Santiago Stockholm Tokyo Shanghai Abidjan Karachi Miami Austin Rio de Janeiro Singapore Bogotá Mexico City Tshwane Boston Delhi NCT Houston Philadelphia São Paulo Nanjing Quezon City Amman Kuala Lumpur Nairobi Shenzhen Lisbon Warsaw Guadalajara Toronto Bangkok Medellín Chengdu Mumbai Santiago Stockholm Tokyo Shanghai Abidjan Karachi Miami Austin Rio de Janeiro Singapore Bogotá Mexico City Tshwane Boston Delhi NCT Houston Philadelphia São Paulo Nanjing Quezon City Amman

Yokohama Copenhagen Madrid Portland Jakarta Tel Aviv – Yafo Ahmedabad Bengaluru Wuhan Hanoi Hong Kong Durban (eThekwini) Rotterdam Freetown Heidelberg Athens London Fortaleza Ekurhuleni Washington, DC Auckland Seoul Dar es Salaam Rome Sydney Chicago New Orleans Zhenjiang Vancouver Ho Chi Minh City Istanbul Beijing Yokohama Copenhagen Madrid Portland Jakarta Tel Aviv – Yafo Ahmedabad Bengaluru Wuhan Hanoi Hong Kong Durban (eThekwini) Rotterdam Freetown Heidelberg Athens London Fortaleza Ekurhuleni Washington, DC Auckland Seoul Dar es Salaam Rome Sydney Chicago New Orleans Zhenjiang Vancouver Ho Chi Minh City Istanbul Beijing