A global network of mayors taking urgent action to confront the climate crisis and create a future where everyone can thrive.

New York City Boston Nairobi Guangzhou Rio de Janeiro Portland Hangzhou Shanghai Mumbai Vancouver Yokohama Kolkata Phoenix Mexico City Wuhan Amsterdam Nanjing Rotterdam Tel Aviv – Yafo Tshwane Melbourne Heidelberg Karachi Chicago Singapore Beijing Shenzhen Auckland Los Angeles Hong Kong Berlin New Orleans New York City Boston Nairobi Guangzhou Rio de Janeiro Portland Hangzhou Shanghai Mumbai Vancouver Yokohama Kolkata Phoenix Mexico City Wuhan Amsterdam Nanjing Rotterdam Tel Aviv – Yafo Tshwane Melbourne Heidelberg Karachi Chicago Singapore Beijing Shenzhen Auckland Los Angeles Hong Kong Berlin New Orleans

Toronto Freetown Seattle Addis Ababa Rome Miami Warsaw Dar es Salaam Bangkok Kuala Lumpur Johannesburg Santiago Guadalajara Qingdao Quito Zhenjiang Buenos Aires Accra Istanbul Oslo Stockholm Chengdu Ho Chi Minh City Salvador Dhaka (North & South) Paris Lagos Medellín Madrid Ekurhuleni Dalian Quezon City Toronto Freetown Seattle Addis Ababa Rome Miami Warsaw Dar es Salaam Bangkok Kuala Lumpur Johannesburg Santiago Guadalajara Qingdao Quito Zhenjiang Buenos Aires Accra Istanbul Oslo Stockholm Chengdu Ho Chi Minh City Salvador Dhaka (North & South) Paris Lagos Medellín Madrid Ekurhuleni Dalian Quezon City

San Francisco Copenhagen Lisbon São Paulo Curitiba Philadelphia Washington, DC Montréal Dubai Fuzhou Bengaluru London Lima Abidjan Athens Amman Milan Sydney Durban (eThekwini) Dakar Delhi NCT Ahmedabad Bogotá Houston Barcelona Cape Town Seoul Jakarta Chennai Austin Tokyo Hanoi San Francisco Copenhagen Lisbon São Paulo Curitiba Philadelphia Washington, DC Montréal Dubai Fuzhou Bengaluru London Lima Abidjan Athens Amman Milan Sydney Durban (eThekwini) Dakar Delhi NCT Ahmedabad Bogotá Houston Barcelona Cape Town Seoul Jakarta Chennai Austin Tokyo Hanoi