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

Boston Quezon City Auckland Buenos Aires Ekurhuleni Nanjing Fortaleza Madrid Shanghai Tel Aviv – Yafo Houston Lima Tokyo Nairobi Montréal Curitiba New Orleans Phoenix Melbourne Istanbul Bangkok Bogotá Milan Hong Kong Miami Freetown Casablanca Berlin Addis Ababa Paris Sydney Jakarta Chengdu Boston Quezon City Auckland Buenos Aires Ekurhuleni Nanjing Fortaleza Madrid Shanghai Tel Aviv – Yafo Houston Lima Tokyo Nairobi Montréal Curitiba New Orleans Phoenix Melbourne Istanbul Bangkok Bogotá Milan Hong Kong Miami Freetown Casablanca Berlin Addis Ababa Paris Sydney Jakarta Chengdu

Amman Toronto Salvador Singapore Zhenjiang Accra Seoul Chennai Philadelphia Fuzhou Dakar Beijing New York City Ho Chi Minh City Abidjan Athens Santiago Guangzhou Karachi Stockholm Austin Johannesburg Lisbon Dubai Washington, DC Yokohama Portland Hangzhou Dhaka (North & South) Heidelberg Bengaluru San Francisco Tshwane Amman Toronto Salvador Singapore Zhenjiang Accra Seoul Chennai Philadelphia Fuzhou Dakar Beijing New York City Ho Chi Minh City Abidjan Athens Santiago Guangzhou Karachi Stockholm Austin Johannesburg Lisbon Dubai Washington, DC Yokohama Portland Hangzhou Dhaka (North & South) Heidelberg Bengaluru San Francisco Tshwane

Rotterdam Mexico City Hanoi Vancouver London Durban (eThekwini) Copenhagen Warsaw Oslo Mumbai Dar es Salaam Quito Kuala Lumpur Lagos Shenzhen Guadalajara Seattle Medellín Cape Town Chicago Rome Los Angeles Ahmedabad Rio de Janeiro Wuhan Dalian Qingdao Delhi NCT Amsterdam Barcelona São Paulo Rotterdam Mexico City Hanoi Vancouver London Durban (eThekwini) Copenhagen Warsaw Oslo Mumbai Dar es Salaam Quito Kuala Lumpur Lagos Shenzhen Guadalajara Seattle Medellín Cape Town Chicago Rome Los Angeles Ahmedabad Rio de Janeiro Wuhan Dalian Qingdao Delhi NCT Amsterdam Barcelona São Paulo