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

Singapore Freetown Portland Tel Aviv – Yafo Tokyo Tshwane London Guangzhou Ekurhuleni New York City Rotterdam New Orleans San Francisco Yokohama Chengdu Casablanca Los Angeles Ahmedabad Kuala Lumpur Lima Toronto Auckland Curitiba Bogotá Guadalajara Copenhagen Shenzhen Chennai Accra Dar es Salaam Istanbul Dalian Dakar Singapore Freetown Portland Tel Aviv – Yafo Tokyo Tshwane London Guangzhou Ekurhuleni New York City Rotterdam New Orleans San Francisco Yokohama Chengdu Casablanca Los Angeles Ahmedabad Kuala Lumpur Lima Toronto Auckland Curitiba Bogotá Guadalajara Copenhagen Shenzhen Chennai Accra Dar es Salaam Istanbul Dalian Dakar

Jakarta Sydney Boston Paris Chicago Bangkok Delhi NCT Salvador Qingdao Quezon City Philadelphia Fortaleza Mumbai Durban (eThekwini) Abidjan Addis Ababa Vancouver Zhenjiang Berlin Medellín Beijing Miami Warsaw Seoul Athens Cape Town Lisbon Fuzhou Austin Melbourne Houston Buenos Aires Amman Jakarta Sydney Boston Paris Chicago Bangkok Delhi NCT Salvador Qingdao Quezon City Philadelphia Fortaleza Mumbai Durban (eThekwini) Abidjan Addis Ababa Vancouver Zhenjiang Berlin Medellín Beijing Miami Warsaw Seoul Athens Cape Town Lisbon Fuzhou Austin Melbourne Houston Buenos Aires Amman

Milan Montréal Amsterdam Hanoi Rome Barcelona Nanjing Washington, DC Hong Kong Quito Johannesburg Rio de Janeiro Hangzhou Heidelberg Ho Chi Minh City Karachi Dubai Bengaluru Stockholm São Paulo Lagos Mexico City Oslo Shanghai Wuhan Seattle Madrid Dhaka (North & South) Phoenix Nairobi Santiago Milan Montréal Amsterdam Hanoi Rome Barcelona Nanjing Washington, DC Hong Kong Quito Johannesburg Rio de Janeiro Hangzhou Heidelberg Ho Chi Minh City Karachi Dubai Bengaluru Stockholm São Paulo Lagos Mexico City Oslo Shanghai Wuhan Seattle Madrid Dhaka (North & South) Phoenix Nairobi Santiago