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

Shanghai Guadalajara Auckland São Paulo Durban (eThekwini) Fuzhou Yokohama Philadelphia Vancouver Santiago Ho Chi Minh City Washington, DC Paris Rotterdam Stockholm Delhi NCT Bogotá Barcelona Singapore New York City Chennai Lagos Jakarta Rio de Janeiro Fortaleza Qingdao Zhenjiang Rome Karachi Dar es Salaam Amman Ekurhuleni Shenzhen Shanghai Guadalajara Auckland São Paulo Durban (eThekwini) Fuzhou Yokohama Philadelphia Vancouver Santiago Ho Chi Minh City Washington, DC Paris Rotterdam Stockholm Delhi NCT Bogotá Barcelona Singapore New York City Chennai Lagos Jakarta Rio de Janeiro Fortaleza Qingdao Zhenjiang Rome Karachi Dar es Salaam Amman Ekurhuleni Shenzhen

Nanjing Tokyo Portland Dhaka (North & South) San Francisco Chicago Berlin Melbourne Oslo London Seattle Cape Town Johannesburg Houston Phoenix Quito Accra Toronto Buenos Aires Seoul Istanbul Bengaluru Los Angeles Casablanca Austin Heidelberg Mexico City Tel Aviv – Yafo Lima Nairobi Quezon City Tshwane Warsaw Nanjing Tokyo Portland Dhaka (North & South) San Francisco Chicago Berlin Melbourne Oslo London Seattle Cape Town Johannesburg Houston Phoenix Quito Accra Toronto Buenos Aires Seoul Istanbul Bengaluru Los Angeles Casablanca Austin Heidelberg Mexico City Tel Aviv – Yafo Lima Nairobi Quezon City Tshwane Warsaw

Montréal Guangzhou Sydney New Orleans Amsterdam Copenhagen Abidjan Kuala Lumpur Addis Ababa Milan Dakar Athens Bangkok Salvador Dubai Hangzhou Mumbai Beijing Medellín Hanoi Chengdu Freetown Miami Dalian Wuhan Boston Ahmedabad Hong Kong Madrid Lisbon Curitiba Montréal Guangzhou Sydney New Orleans Amsterdam Copenhagen Abidjan Kuala Lumpur Addis Ababa Milan Dakar Athens Bangkok Salvador Dubai Hangzhou Mumbai Beijing Medellín Hanoi Chengdu Freetown Miami Dalian Wuhan Boston Ahmedabad Hong Kong Madrid Lisbon Curitiba