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

Fortaleza Warsaw Fuzhou Guangzhou Dubai Cape Town Quezon City Freetown Berlin Montréal Addis Ababa Stockholm Karachi Mexico City Qingdao Dalian Dhaka (North & South) Seoul Nanjing Paris Quito Amman Beijing Chengdu New York City Jakarta San Francisco Delhi NCT Athens Milan Mumbai Lisbon Nairobi Fortaleza Warsaw Fuzhou Guangzhou Dubai Cape Town Quezon City Freetown Berlin Montréal Addis Ababa Stockholm Karachi Mexico City Qingdao Dalian Dhaka (North & South) Seoul Nanjing Paris Quito Amman Beijing Chengdu New York City Jakarta San Francisco Delhi NCT Athens Milan Mumbai Lisbon Nairobi

Melbourne Tokyo Medellín Copenhagen Shenzhen New Orleans Phoenix Auckland Heidelberg Toronto Shanghai Oslo Los Angeles Tshwane Singapore Portland Hong Kong Hanoi Miami Salvador Yokohama Istanbul Ekurhuleni Rotterdam Houston Curitiba Boston Barcelona Amsterdam Casablanca London Rio de Janeiro Chennai Melbourne Tokyo Medellín Copenhagen Shenzhen New Orleans Phoenix Auckland Heidelberg Toronto Shanghai Oslo Los Angeles Tshwane Singapore Portland Hong Kong Hanoi Miami Salvador Yokohama Istanbul Ekurhuleni Rotterdam Houston Curitiba Boston Barcelona Amsterdam Casablanca London Rio de Janeiro Chennai

Buenos Aires Vancouver Zhenjiang Santiago Philadelphia Abidjan Austin Dar es Salaam Chicago Dakar Washington, DC Wuhan Madrid Hangzhou Ahmedabad Bogotá Durban (eThekwini) Accra Rome Bangkok Ho Chi Minh City Guadalajara Seattle Lagos Tel Aviv – Yafo São Paulo Lima Sydney Kuala Lumpur Bengaluru Johannesburg Buenos Aires Vancouver Zhenjiang Santiago Philadelphia Abidjan Austin Dar es Salaam Chicago Dakar Washington, DC Wuhan Madrid Hangzhou Ahmedabad Bogotá Durban (eThekwini) Accra Rome Bangkok Ho Chi Minh City Guadalajara Seattle Lagos Tel Aviv – Yafo São Paulo Lima Sydney Kuala Lumpur Bengaluru Johannesburg