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

Seattle Oslo Addis Ababa Dhaka (North & South) Guadalajara Montréal Tel Aviv – Yafo Barcelona Rotterdam Quito Sydney Boston London Dubai Guangzhou Dar es Salaam Johannesburg Austin Melbourne Copenhagen Rome San Francisco Ekurhuleni Bogotá Amman Auckland Mexico City Athens Tshwane Warsaw Heidelberg New York City Bangkok Seattle Oslo Addis Ababa Dhaka (North & South) Guadalajara Montréal Tel Aviv – Yafo Barcelona Rotterdam Quito Sydney Boston London Dubai Guangzhou Dar es Salaam Johannesburg Austin Melbourne Copenhagen Rome San Francisco Ekurhuleni Bogotá Amman Auckland Mexico City Athens Tshwane Warsaw Heidelberg New York City Bangkok

Amsterdam Durban (eThekwini) Ho Chi Minh City Phoenix Fuzhou Yokohama Nanjing Philadelphia Accra Delhi NCT Singapore Washington, DC Los Angeles Dalian São Paulo Freetown Mumbai Madrid Shenzhen Abidjan Rio de Janeiro Karachi Wuhan Beijing Lagos Tokyo Dakar Chicago Miami Santiago Shanghai Kuala Lumpur Quezon City Amsterdam Durban (eThekwini) Ho Chi Minh City Phoenix Fuzhou Yokohama Nanjing Philadelphia Accra Delhi NCT Singapore Washington, DC Los Angeles Dalian São Paulo Freetown Mumbai Madrid Shenzhen Abidjan Rio de Janeiro Karachi Wuhan Beijing Lagos Tokyo Dakar Chicago Miami Santiago Shanghai Kuala Lumpur Quezon City

Bengaluru Milan Toronto Berlin Lima Lisbon Istanbul Nairobi Jakarta Qingdao Stockholm Portland Vancouver Chengdu Ahmedabad Cape Town Salvador Seoul Buenos Aires Curitiba Fortaleza Hanoi Casablanca Zhenjiang Medellín Chennai Paris Hong Kong Hangzhou New Orleans Houston Bengaluru Milan Toronto Berlin Lima Lisbon Istanbul Nairobi Jakarta Qingdao Stockholm Portland Vancouver Chengdu Ahmedabad Cape Town Salvador Seoul Buenos Aires Curitiba Fortaleza Hanoi Casablanca Zhenjiang Medellín Chennai Paris Hong Kong Hangzhou New Orleans Houston