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

Phoenix Shenzhen Guangzhou Dubai Freetown Tel Aviv – Yafo Jakarta Fortaleza Ekurhuleni Stockholm Heidelberg Houston Melbourne Barcelona Dalian Montréal Bogotá Wuhan Tshwane San Francisco Quezon City Qingdao Rome Paris Mumbai Ahmedabad Quito Vancouver Dar es Salaam São Paulo Zhenjiang Oslo Nanjing Phoenix Shenzhen Guangzhou Dubai Freetown Tel Aviv – Yafo Jakarta Fortaleza Ekurhuleni Stockholm Heidelberg Houston Melbourne Barcelona Dalian Montréal Bogotá Wuhan Tshwane San Francisco Quezon City Qingdao Rome Paris Mumbai Ahmedabad Quito Vancouver Dar es Salaam São Paulo Zhenjiang Oslo Nanjing

Austin Chicago Portland Boston Dhaka (North & South) Istanbul Yokohama Tokyo Karachi Shanghai Auckland Seoul Durban (eThekwini) Lisbon Guadalajara Fuzhou Lagos Seattle New Orleans Medellín New York City Toronto Sydney Los Angeles Athens Bangkok Berlin Lima Nairobi Accra Amman Johannesburg Copenhagen Austin Chicago Portland Boston Dhaka (North & South) Istanbul Yokohama Tokyo Karachi Shanghai Auckland Seoul Durban (eThekwini) Lisbon Guadalajara Fuzhou Lagos Seattle New Orleans Medellín New York City Toronto Sydney Los Angeles Athens Bangkok Berlin Lima Nairobi Accra Amman Johannesburg Copenhagen

Beijing Bengaluru Chengdu Singapore Buenos Aires Milan Hangzhou Miami Amsterdam Mexico City Curitiba Rotterdam Santiago Ho Chi Minh City Philadelphia Casablanca Washington, DC Madrid Addis Ababa Abidjan Dakar London Delhi NCT Salvador Warsaw Cape Town Hong Kong Rio de Janeiro Hanoi Kuala Lumpur Chennai Beijing Bengaluru Chengdu Singapore Buenos Aires Milan Hangzhou Miami Amsterdam Mexico City Curitiba Rotterdam Santiago Ho Chi Minh City Philadelphia Casablanca Washington, DC Madrid Addis Ababa Abidjan Dakar London Delhi NCT Salvador Warsaw Cape Town Hong Kong Rio de Janeiro Hanoi Kuala Lumpur Chennai