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

Nanjing Washington, DC Accra Tel Aviv – Yafo Dalian Abidjan Dar es Salaam Heidelberg Curitiba Delhi NCT New York City Oslo Barcelona Shanghai Qingdao Cape Town Melbourne Austin Seoul Amman Hong Kong New Orleans Copenhagen Zhenjiang Dakar Tokyo Miami Santiago Lima Portland Athens Ho Chi Minh City Nanjing Washington, DC Accra Tel Aviv – Yafo Dalian Abidjan Dar es Salaam Heidelberg Curitiba Delhi NCT New York City Oslo Barcelona Shanghai Qingdao Cape Town Melbourne Austin Seoul Amman Hong Kong New Orleans Copenhagen Zhenjiang Dakar Tokyo Miami Santiago Lima Portland Athens Ho Chi Minh City

Istanbul Los Angeles London Yokohama Madrid Dhaka (North & South) Medellín San Francisco Tshwane Mumbai Durban (eThekwini) Karachi Boston Warsaw Phoenix Ekurhuleni Bogotá Rotterdam Fuzhou Hangzhou Chengdu Singapore Jakarta Houston Quezon City Fortaleza Dubai Seattle Nairobi São Paulo Chicago Mexico City Istanbul Los Angeles London Yokohama Madrid Dhaka (North & South) Medellín San Francisco Tshwane Mumbai Durban (eThekwini) Karachi Boston Warsaw Phoenix Ekurhuleni Bogotá Rotterdam Fuzhou Hangzhou Chengdu Singapore Jakarta Houston Quezon City Fortaleza Dubai Seattle Nairobi São Paulo Chicago Mexico City

Guadalajara Buenos Aires Auckland Paris Johannesburg Beijing Quito Berlin Bangkok Kuala Lumpur Freetown Hanoi Milan Shenzhen Addis Ababa Rio de Janeiro Lisbon Guangzhou Wuhan Stockholm Lagos Vancouver Salvador Philadelphia Ahmedabad Chennai Bengaluru Sydney Toronto Rome Amsterdam Montréal Guadalajara Buenos Aires Auckland Paris Johannesburg Beijing Quito Berlin Bangkok Kuala Lumpur Freetown Hanoi Milan Shenzhen Addis Ababa Rio de Janeiro Lisbon Guangzhou Wuhan Stockholm Lagos Vancouver Salvador Philadelphia Ahmedabad Chennai Bengaluru Sydney Toronto Rome Amsterdam Montréal