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

Delhi NCT Buenos Aires Mexico City Tokyo Rome Boston Seoul Jakarta London Rotterdam Dar es Salaam Bengaluru Melbourne Singapore Barcelona Nanjing Lagos Chennai Addis Ababa Ekurhuleni Berlin Dalian Johannesburg Hong Kong Stockholm Montréal Istanbul Dubai Paris Cape Town São Paulo Seattle Ahmedabad Delhi NCT Buenos Aires Mexico City Tokyo Rome Boston Seoul Jakarta London Rotterdam Dar es Salaam Bengaluru Melbourne Singapore Barcelona Nanjing Lagos Chennai Addis Ababa Ekurhuleni Berlin Dalian Johannesburg Hong Kong Stockholm Montréal Istanbul Dubai Paris Cape Town São Paulo Seattle Ahmedabad

Shenzhen Shanghai Austin Auckland Chengdu Los Angeles Abidjan Vancouver Milan Hangzhou Quezon City Houston Karachi Dakar Toronto Curitiba Portland Kuala Lumpur Yokohama Hanoi Guadalajara Bangkok Chicago Mumbai Quito Dhaka (North & South) Amsterdam Freetown Lima Athens Heidelberg Madrid Fortaleza Shenzhen Shanghai Austin Auckland Chengdu Los Angeles Abidjan Vancouver Milan Hangzhou Quezon City Houston Karachi Dakar Toronto Curitiba Portland Kuala Lumpur Yokohama Hanoi Guadalajara Bangkok Chicago Mumbai Quito Dhaka (North & South) Amsterdam Freetown Lima Athens Heidelberg Madrid Fortaleza

Medellín New York City Phoenix Rio de Janeiro Amman Casablanca Salvador Fuzhou Oslo San Francisco Bogotá Philadelphia Tel Aviv – Yafo Accra Santiago New Orleans Tshwane Warsaw Sydney Qingdao Washington, DC Beijing Durban (eThekwini) Miami Ho Chi Minh City Lisbon Nairobi Zhenjiang Copenhagen Wuhan Guangzhou Medellín New York City Phoenix Rio de Janeiro Amman Casablanca Salvador Fuzhou Oslo San Francisco Bogotá Philadelphia Tel Aviv – Yafo Accra Santiago New Orleans Tshwane Warsaw Sydney Qingdao Washington, DC Beijing Durban (eThekwini) Miami Ho Chi Minh City Lisbon Nairobi Zhenjiang Copenhagen Wuhan Guangzhou