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

Istanbul Tel Aviv – Yafo Bogotá Durban (eThekwini) Phoenix Auckland Seoul Lagos Ho Chi Minh City San Francisco Salvador Amman Hanoi Cape Town Melbourne Fuzhou Philadelphia Nairobi Houston Austin Montréal Hangzhou Nanjing Dhaka (North & South) Johannesburg Milan Washington, DC Copenhagen Oslo Athens Mumbai Kuala Lumpur Istanbul Tel Aviv – Yafo Bogotá Durban (eThekwini) Phoenix Auckland Seoul Lagos Ho Chi Minh City San Francisco Salvador Amman Hanoi Cape Town Melbourne Fuzhou Philadelphia Nairobi Houston Austin Montréal Hangzhou Nanjing Dhaka (North & South) Johannesburg Milan Washington, DC Copenhagen Oslo Athens Mumbai Kuala Lumpur

Shenzhen Barcelona Dubai Rome Shanghai Boston Lima Madrid Berlin Bangkok Guangzhou Kolkata Santiago Quito Miami New York City Medellín Wuhan Tokyo Vancouver Chennai Los Angeles Ekurhuleni Abidjan Dalian Chicago Stockholm Beijing Lisbon Warsaw Delhi NCT Zhenjiang Shenzhen Barcelona Dubai Rome Shanghai Boston Lima Madrid Berlin Bangkok Guangzhou Kolkata Santiago Quito Miami New York City Medellín Wuhan Tokyo Vancouver Chennai Los Angeles Ekurhuleni Abidjan Dalian Chicago Stockholm Beijing Lisbon Warsaw Delhi NCT Zhenjiang

Quezon City Qingdao Dar es Salaam Guadalajara Chengdu Sydney Amsterdam Buenos Aires Dakar Seattle Toronto Addis Ababa Curitiba Yokohama Singapore São Paulo Mexico City Tshwane Accra Rotterdam Paris Heidelberg Freetown Karachi London Portland New Orleans Bengaluru Hong Kong Ahmedabad Rio de Janeiro Jakarta Quezon City Qingdao Dar es Salaam Guadalajara Chengdu Sydney Amsterdam Buenos Aires Dakar Seattle Toronto Addis Ababa Curitiba Yokohama Singapore São Paulo Mexico City Tshwane Accra Rotterdam Paris Heidelberg Freetown Karachi London Portland New Orleans Bengaluru Hong Kong Ahmedabad Rio de Janeiro Jakarta