Johannesburg
Delhi NCT
Seattle
Athens
Sydney
Los Angeles
Chengdu
Fuzhou
Jakarta
Shanghai
Madrid
Lima
New Orleans
Salvador
Medellín
Accra
Beijing
Paris
Ho Chi Minh City
Chennai
Curitiba
Lisbon
Stockholm
Dhaka (North & South)
Nairobi
Cape Town
Milan
Durban (eThekwini)
Qingdao
Heidelberg
Montréal
Barcelona
Johannesburg
Delhi NCT
Seattle
Athens
Sydney
Los Angeles
Chengdu
Fuzhou
Jakarta
Shanghai
Madrid
Lima
New Orleans
Salvador
Medellín
Accra
Beijing
Paris
Ho Chi Minh City
Chennai
Curitiba
Lisbon
Stockholm
Dhaka (North & South)
Nairobi
Cape Town
Milan
Durban (eThekwini)
Qingdao
Heidelberg
Montréal
Barcelona
Hangzhou
Dubai
Warsaw
Addis Ababa
Rome
Boston
Melbourne
Rio de Janeiro
Amsterdam
San Francisco
Dar es Salaam
Austin
Yokohama
Ekurhuleni
Auckland
Bogotá
Freetown
Amman
Lagos
Guadalajara
Bangkok
Tshwane
Phoenix
Karachi
Quito
Toronto
Copenhagen
Mexico City
London
Washington, DC
Seoul
Miami
Hangzhou
Dubai
Warsaw
Addis Ababa
Rome
Boston
Melbourne
Rio de Janeiro
Amsterdam
San Francisco
Dar es Salaam
Austin
Yokohama
Ekurhuleni
Auckland
Bogotá
Freetown
Amman
Lagos
Guadalajara
Bangkok
Tshwane
Phoenix
Karachi
Quito
Toronto
Copenhagen
Mexico City
London
Washington, DC
Seoul
Miami
Dakar
Buenos Aires
Nanjing
Hong Kong
Mumbai
Oslo
Istanbul
Tel Aviv – Yafo
Zhenjiang
Kolkata
São Paulo
Quezon City
New York City
Berlin
Houston
Bengaluru
Rotterdam
Guangzhou
Kuala Lumpur
Wuhan
Hanoi
Singapore
Tokyo
Shenzhen
Abidjan
Chicago
Santiago
Dalian
Portland
Vancouver
Philadelphia
Dakar
Buenos Aires
Nanjing
Hong Kong
Mumbai
Oslo
Istanbul
Tel Aviv – Yafo
Zhenjiang
Kolkata
São Paulo
Quezon City
New York City
Berlin
Houston
Bengaluru
Rotterdam
Guangzhou
Kuala Lumpur
Wuhan
Hanoi
Singapore
Tokyo
Shenzhen
Abidjan
Chicago
Santiago
Dalian
Portland
Vancouver
Philadelphia
C40 has
96
member cities
Making up more than
20%
of the global economy1
Directly representing
582+
million residents2
C40 WORLD MAYORS SUMMIT
Buenos Aires
19–21 October 2022
The C40 World Mayors Summit is our triennial climate action conference organised in partnership with a C40 member city. This year’s Summit, hosted by the City of Buenos Aires from 19–21 October 2022, will be a hybrid in-person and virtual event.
Latest News
May 19, 2022
Sources:
1. Oxford Economics, C40 modelling and World Bank GDP data (2020)
2. Oxford Economics data and C40 modelling (January 2022)