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

Istanbul Wuhan Warsaw Amsterdam Vancouver Dalian Singapore Shenzhen Fuzhou New Orleans Kuala Lumpur Beijing Mumbai Ahmedabad London Zhenjiang Quezon City Ho Chi Minh City Toronto Guadalajara Jakarta Berlin Washington, DC Stockholm Phoenix Houston Montréal Dakar Hong Kong Philadelphia Los Angeles Medellín Tel Aviv – Yafo Istanbul Wuhan Warsaw Amsterdam Vancouver Dalian Singapore Shenzhen Fuzhou New Orleans Kuala Lumpur Beijing Mumbai Ahmedabad London Zhenjiang Quezon City Ho Chi Minh City Toronto Guadalajara Jakarta Berlin Washington, DC Stockholm Phoenix Houston Montréal Dakar Hong Kong Philadelphia Los Angeles Medellín Tel Aviv – Yafo

Dar es Salaam Chengdu Salvador Nanjing Dubai Rio de Janeiro Bengaluru Portland Seoul São Paulo Rome Melbourne Oslo Casablanca Sydney Chicago Guangzhou Hangzhou Austin Madrid Santiago Dhaka (North & South) Miami Tshwane Athens Karachi Johannesburg Chennai Hanoi Barcelona Lisbon Abidjan Ekurhuleni Dar es Salaam Chengdu Salvador Nanjing Dubai Rio de Janeiro Bengaluru Portland Seoul São Paulo Rome Melbourne Oslo Casablanca Sydney Chicago Guangzhou Hangzhou Austin Madrid Santiago Dhaka (North & South) Miami Tshwane Athens Karachi Johannesburg Chennai Hanoi Barcelona Lisbon Abidjan Ekurhuleni

Durban (eThekwini) Accra Quito Fortaleza Boston Yokohama Addis Ababa Nairobi Rotterdam Lima Milan Bangkok Paris Qingdao Curitiba Heidelberg Mexico City San Francisco Seattle Auckland Delhi NCT Buenos Aires Freetown New York City Tokyo Shanghai Lagos Copenhagen Bogotá Cape Town Amman Durban (eThekwini) Accra Quito Fortaleza Boston Yokohama Addis Ababa Nairobi Rotterdam Lima Milan Bangkok Paris Qingdao Curitiba Heidelberg Mexico City San Francisco Seattle Auckland Delhi NCT Buenos Aires Freetown New York City Tokyo Shanghai Lagos Copenhagen Bogotá Cape Town Amman