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

Hangzhou London Auckland Dalian Phoenix Dakar Berlin Mumbai Hanoi Durban (eThekwini) Chennai Mexico City Shanghai Beijing New Orleans Johannesburg Portland New York City Dubai Lagos Rio de Janeiro Ekurhuleni Madrid Rome Freetown Shenzhen Stockholm Santiago Delhi NCT Warsaw Paris Tokyo Hangzhou London Auckland Dalian Phoenix Dakar Berlin Mumbai Hanoi Durban (eThekwini) Chennai Mexico City Shanghai Beijing New Orleans Johannesburg Portland New York City Dubai Lagos Rio de Janeiro Ekurhuleni Madrid Rome Freetown Shenzhen Stockholm Santiago Delhi NCT Warsaw Paris Tokyo

Guangzhou Lima Rotterdam Yokohama Montréal Guadalajara Oslo Melbourne Salvador Buenos Aires Copenhagen Istanbul Cape Town Ho Chi Minh City Boston Tshwane Dar es Salaam Ahmedabad Singapore Toronto Hong Kong Wuhan Sydney San Francisco Lisbon Heidelberg Austin Kuala Lumpur Kolkata Curitiba Zhenjiang Seoul Guangzhou Lima Rotterdam Yokohama Montréal Guadalajara Oslo Melbourne Salvador Buenos Aires Copenhagen Istanbul Cape Town Ho Chi Minh City Boston Tshwane Dar es Salaam Ahmedabad Singapore Toronto Hong Kong Wuhan Sydney San Francisco Lisbon Heidelberg Austin Kuala Lumpur Kolkata Curitiba Zhenjiang Seoul

Nairobi Chicago Bangkok Medellín Philadelphia Los Angeles Washington, DC Houston Seattle Bogotá Karachi Fuzhou Vancouver Amman São Paulo Bengaluru Tel Aviv – Yafo Barcelona Qingdao Miami Accra Quezon City Jakarta Dhaka (North & South) Addis Ababa Athens Nanjing Amsterdam Abidjan Milan Chengdu Quito Nairobi Chicago Bangkok Medellín Philadelphia Los Angeles Washington, DC Houston Seattle Bogotá Karachi Fuzhou Vancouver Amman São Paulo Bengaluru Tel Aviv – Yafo Barcelona Qingdao Miami Accra Quezon City Jakarta Dhaka (North & South) Addis Ababa Athens Nanjing Amsterdam Abidjan Milan Chengdu Quito