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

Addis Ababa San Francisco Yokohama Kuala Lumpur Boston Oslo Houston Athens Paris Fuzhou Lisbon Mumbai Santiago São Paulo Milan Ekurhuleni Heidelberg Hanoi Wuhan Hong Kong Montréal Guangzhou Shenzhen Seattle Bangkok Miami Shanghai Chengdu Austin Los Angeles Philadelphia Delhi NCT Addis Ababa San Francisco Yokohama Kuala Lumpur Boston Oslo Houston Athens Paris Fuzhou Lisbon Mumbai Santiago São Paulo Milan Ekurhuleni Heidelberg Hanoi Wuhan Hong Kong Montréal Guangzhou Shenzhen Seattle Bangkok Miami Shanghai Chengdu Austin Los Angeles Philadelphia Delhi NCT

Dakar Dar es Salaam Dubai Sydney Amsterdam Ho Chi Minh City Ahmedabad Seoul Karachi Portland Durban (eThekwini) Beijing Abidjan Tshwane Berlin New York City Fortaleza Rome Dalian Jakarta Chennai Barcelona Quezon City Salvador Melbourne Freetown Quito Auckland Lagos Warsaw Bengaluru Dhaka (North & South) Dakar Dar es Salaam Dubai Sydney Amsterdam Ho Chi Minh City Ahmedabad Seoul Karachi Portland Durban (eThekwini) Beijing Abidjan Tshwane Berlin New York City Fortaleza Rome Dalian Jakarta Chennai Barcelona Quezon City Salvador Melbourne Freetown Quito Auckland Lagos Warsaw Bengaluru Dhaka (North & South)

Johannesburg Vancouver Qingdao Madrid Toronto Stockholm Tokyo Lima Singapore Bogotá Washington, DC Mexico City New Orleans Istanbul Cape Town London Rio de Janeiro Accra Hangzhou Amman Nairobi Copenhagen Guadalajara Chicago Curitiba Phoenix Medellín Zhenjiang Rotterdam Nanjing Buenos Aires Tel Aviv – Yafo Johannesburg Vancouver Qingdao Madrid Toronto Stockholm Tokyo Lima Singapore Bogotá Washington, DC Mexico City New Orleans Istanbul Cape Town London Rio de Janeiro Accra Hangzhou Amman Nairobi Copenhagen Guadalajara Chicago Curitiba Phoenix Medellín Zhenjiang Rotterdam Nanjing Buenos Aires Tel Aviv – Yafo