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

Warsaw Houston San Francisco Tokyo Copenhagen Ahmedabad Dar es Salaam Quezon City Bogotá Seattle Shenzhen Karachi Wuhan Dakar Ho Chi Minh City Tshwane Hangzhou Guadalajara Barcelona Austin Hong Kong Chicago Auckland Jakarta Freetown Hanoi Mumbai Rotterdam Chennai London Yokohama Accra Addis Ababa Warsaw Houston San Francisco Tokyo Copenhagen Ahmedabad Dar es Salaam Quezon City Bogotá Seattle Shenzhen Karachi Wuhan Dakar Ho Chi Minh City Tshwane Hangzhou Guadalajara Barcelona Austin Hong Kong Chicago Auckland Jakarta Freetown Hanoi Mumbai Rotterdam Chennai London Yokohama Accra Addis Ababa

Portland Fuzhou Montréal Abidjan Kuala Lumpur Paris Dalian Bangkok Tel Aviv – Yafo Rio de Janeiro Sydney Shanghai Washington, DC Amsterdam Heidelberg São Paulo Bengaluru Melbourne Guangzhou New York City Vancouver Dhaka (North & South) Ekurhuleni Santiago Quito Athens Rome Zhenjiang Oslo Salvador Stockholm Lima Lisbon Portland Fuzhou Montréal Abidjan Kuala Lumpur Paris Dalian Bangkok Tel Aviv – Yafo Rio de Janeiro Sydney Shanghai Washington, DC Amsterdam Heidelberg São Paulo Bengaluru Melbourne Guangzhou New York City Vancouver Dhaka (North & South) Ekurhuleni Santiago Quito Athens Rome Zhenjiang Oslo Salvador Stockholm Lima Lisbon

Nanjing Los Angeles Chengdu Lagos Medellín Milan Amman Miami Madrid Delhi NCT Singapore Nairobi Buenos Aires Seoul Berlin Mexico City Toronto Beijing Phoenix Johannesburg New Orleans Fortaleza Istanbul Casablanca Dubai Boston Philadelphia Cape Town Qingdao Durban (eThekwini) Curitiba Nanjing Los Angeles Chengdu Lagos Medellín Milan Amman Miami Madrid Delhi NCT Singapore Nairobi Buenos Aires Seoul Berlin Mexico City Toronto Beijing Phoenix Johannesburg New Orleans Fortaleza Istanbul Casablanca Dubai Boston Philadelphia Cape Town Qingdao Durban (eThekwini) Curitiba