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

Curitiba Toronto Rotterdam Vancouver Cape Town Johannesburg Dubai Zhenjiang Miami Athens Durban (eThekwini) Boston Phoenix Melbourne Mumbai Chennai Bogotá Delhi NCT Fuzhou Dar es Salaam Ahmedabad Santiago Salvador Madrid Copenhagen Hanoi Bengaluru Dhaka (North & South) Seoul Guadalajara Los Angeles Chengdu Curitiba Toronto Rotterdam Vancouver Cape Town Johannesburg Dubai Zhenjiang Miami Athens Durban (eThekwini) Boston Phoenix Melbourne Mumbai Chennai Bogotá Delhi NCT Fuzhou Dar es Salaam Ahmedabad Santiago Salvador Madrid Copenhagen Hanoi Bengaluru Dhaka (North & South) Seoul Guadalajara Los Angeles Chengdu

Stockholm Wuhan Quito Shenzhen São Paulo Rome Washington, DC Ho Chi Minh City Mexico City Kolkata Quezon City Tshwane Lagos Kuala Lumpur Paris Hangzhou New Orleans Berlin Portland Sydney Ekurhuleni Accra Austin Bangkok London Auckland Jakarta Oslo Chicago Guangzhou Houston Karachi Stockholm Wuhan Quito Shenzhen São Paulo Rome Washington, DC Ho Chi Minh City Mexico City Kolkata Quezon City Tshwane Lagos Kuala Lumpur Paris Hangzhou New Orleans Berlin Portland Sydney Ekurhuleni Accra Austin Bangkok London Auckland Jakarta Oslo Chicago Guangzhou Houston Karachi

Barcelona Medellín Nanjing Seattle Dalian Philadelphia Tokyo New York City Singapore Qingdao Amsterdam Milan Shanghai Lima San Francisco Montréal Dakar Buenos Aires Istanbul Yokohama Heidelberg Rio de Janeiro Addis Ababa Warsaw Amman Nairobi Freetown Beijing Hong Kong Tel Aviv – Yafo Abidjan Lisbon Barcelona Medellín Nanjing Seattle Dalian Philadelphia Tokyo New York City Singapore Qingdao Amsterdam Milan Shanghai Lima San Francisco Montréal Dakar Buenos Aires Istanbul Yokohama Heidelberg Rio de Janeiro Addis Ababa Warsaw Amman Nairobi Freetown Beijing Hong Kong Tel Aviv – Yafo Abidjan Lisbon