C40 Cities: When local action meets global ambition
Behind every climate solution is a community and a city that dared to lead.
Salvador
Chennai
Stockholm
Amsterdam
Hanoi
Lisbon
Seattle
Mumbai
Ekurhuleni
Guangzhou
Dubai
Freetown
Athens
Accra
Ahmedabad
Nanjing
Dalian
Amman
Washington, DC
Miami
Yokohama
San Francisco
Montréal
Warsaw
Fortaleza
Guadalajara
Quezon City
Jakarta
Delhi NCT
Portland
Bogotá
Karachi
Hangzhou
Salvador
Chennai
Stockholm
Amsterdam
Hanoi
Lisbon
Seattle
Mumbai
Ekurhuleni
Guangzhou
Dubai
Freetown
Athens
Accra
Ahmedabad
Nanjing
Dalian
Amman
Washington, DC
Miami
Yokohama
San Francisco
Montréal
Warsaw
Fortaleza
Guadalajara
Quezon City
Jakarta
Delhi NCT
Portland
Bogotá
Karachi
Hangzhou
Nairobi
Qingdao
Kuala Lumpur
Mexico City
Madrid
Casablanca
Rotterdam
Fuzhou
Beijing
Singapore
Paris
Tshwane
Addis Ababa
New York City
Shenzhen
Tel Aviv – Yafo
Los Angeles
London
Medellín
Boston
Chicago
Hong Kong
Austin
Philadelphia
Santiago
Quito
Oslo
Auckland
Bengaluru
Buenos Aires
Sydney
Shanghai
Melbourne
Nairobi
Qingdao
Kuala Lumpur
Mexico City
Madrid
Casablanca
Rotterdam
Fuzhou
Beijing
Singapore
Paris
Tshwane
Addis Ababa
New York City
Shenzhen
Tel Aviv – Yafo
Los Angeles
London
Medellín
Boston
Chicago
Hong Kong
Austin
Philadelphia
Santiago
Quito
Oslo
Auckland
Bengaluru
Buenos Aires
Sydney
Shanghai
Melbourne
Lagos
Copenhagen
Bangkok
Zhenjiang
Barcelona
Abidjan
Cape Town
Wuhan
Rome
São Paulo
Dar es Salaam
Rio de Janeiro
Curitiba
New Orleans
Houston
Heidelberg
Seoul
Ho Chi Minh City
Milan
Lima
Istanbul
Berlin
Dakar
Phoenix
Toronto
Johannesburg
Chengdu
Dhaka (North & South)
Durban (eThekwini)
Tokyo
Vancouver
Lagos
Copenhagen
Bangkok
Zhenjiang
Barcelona
Abidjan
Cape Town
Wuhan
Rome
São Paulo
Dar es Salaam
Rio de Janeiro
Curitiba
New Orleans
Houston
Heidelberg
Seoul
Ho Chi Minh City
Milan
Lima
Istanbul
Berlin
Dakar
Phoenix
Toronto
Johannesburg
Chengdu
Dhaka (North & South)
Durban (eThekwini)
Tokyo
Vancouver
C40 has
97
member cities
Making up more than
22%
of the global economy1
Accelerator Reports
Latest Reports Now Available
Since 2017, 74 forward-thinking C40 cities have been driving transformative action in critical sectors through C40’s High-Impact Accelerators.
In the latest Accelerator Reports, we celebrate the progress and impact of cities’ climate actions.
Latest News
Sources:
1. Oxford Economics data + C40 modelling and World Bank for global GDP.