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

Austin Philadelphia Delhi NCT Phoenix Melbourne Lima Tel Aviv – Yafo Washington, DC Miami Hangzhou Montréal Rotterdam Freetown Guadalajara Quito Heidelberg Boston Addis Ababa Quezon City Curitiba Berlin Rome Stockholm São Paulo Cape Town Madrid Tshwane Dakar Milan Kuala Lumpur San Francisco Fuzhou Austin Philadelphia Delhi NCT Phoenix Melbourne Lima Tel Aviv – Yafo Washington, DC Miami Hangzhou Montréal Rotterdam Freetown Guadalajara Quito Heidelberg Boston Addis Ababa Quezon City Curitiba Berlin Rome Stockholm São Paulo Cape Town Madrid Tshwane Dakar Milan Kuala Lumpur San Francisco Fuzhou

Bengaluru Chennai New Orleans Sydney Hanoi Ekurhuleni Zhenjiang Mumbai Bangkok Amsterdam Dalian Tokyo Amman New York City Athens London Ahmedabad Copenhagen Salvador Shenzhen Portland Seoul Mexico City Houston Dar es Salaam Yokohama Karachi Accra Medellín Nanjing Bogotá Barcelona Bengaluru Chennai New Orleans Sydney Hanoi Ekurhuleni Zhenjiang Mumbai Bangkok Amsterdam Dalian Tokyo Amman New York City Athens London Ahmedabad Copenhagen Salvador Shenzhen Portland Seoul Mexico City Houston Dar es Salaam Yokohama Karachi Accra Medellín Nanjing Bogotá Barcelona

Santiago Seattle Paris Lagos Chicago Toronto Fortaleza Dhaka (North & South) Warsaw Hong Kong Johannesburg Chengdu Dubai Ho Chi Minh City Wuhan Beijing Durban (eThekwini) Buenos Aires Guangzhou Shanghai Lisbon Oslo Los Angeles Vancouver Qingdao Singapore Rio de Janeiro Jakarta Auckland Istanbul Nairobi Abidjan Santiago Seattle Paris Lagos Chicago Toronto Fortaleza Dhaka (North & South) Warsaw Hong Kong Johannesburg Chengdu Dubai Ho Chi Minh City Wuhan Beijing Durban (eThekwini) Buenos Aires Guangzhou Shanghai Lisbon Oslo Los Angeles Vancouver Qingdao Singapore Rio de Janeiro Jakarta Auckland Istanbul Nairobi Abidjan