C40 Cities: When local action meets global ambition
Behind every climate solution is a community and a city that dared to lead.
Rio de Janeiro
Amman
Addis Ababa
Bengaluru
Cape Town
Freetown
Miami
New Orleans
Fuzhou
Barcelona
Fortaleza
Los Angeles
Beijing
Dubai
Dar es Salaam
Washington, DC
Vancouver
Montréal
Buenos Aires
Lima
Johannesburg
Nairobi
New York City
Philadelphia
Ahmedabad
Madrid
San Francisco
Portland
Durban (eThekwini)
Toronto
Seoul
Wuhan
Chengdu
Rio de Janeiro
Amman
Addis Ababa
Bengaluru
Cape Town
Freetown
Miami
New Orleans
Fuzhou
Barcelona
Fortaleza
Los Angeles
Beijing
Dubai
Dar es Salaam
Washington, DC
Vancouver
Montréal
Buenos Aires
Lima
Johannesburg
Nairobi
New York City
Philadelphia
Ahmedabad
Madrid
San Francisco
Portland
Durban (eThekwini)
Toronto
Seoul
Wuhan
Chengdu
Austin
Medellín
Milan
Bogotá
Ho Chi Minh City
Abidjan
Istanbul
Phoenix
Quezon City
Guangzhou
Rotterdam
Mexico City
Zhenjiang
Amsterdam
Boston
Paris
Jakarta
Auckland
Berlin
Casablanca
Copenhagen
Shanghai
Hong Kong
Nanjing
Quito
Tshwane
Dalian
Qingdao
Kuala Lumpur
Chennai
Dakar
Delhi NCT
Chicago
Austin
Medellín
Milan
Bogotá
Ho Chi Minh City
Abidjan
Istanbul
Phoenix
Quezon City
Guangzhou
Rotterdam
Mexico City
Zhenjiang
Amsterdam
Boston
Paris
Jakarta
Auckland
Berlin
Casablanca
Copenhagen
Shanghai
Hong Kong
Nanjing
Quito
Tshwane
Dalian
Qingdao
Kuala Lumpur
Chennai
Dakar
Delhi NCT
Chicago
Melbourne
Ekurhuleni
Guadalajara
Houston
Rome
Lagos
Accra
Oslo
Santiago
Mumbai
Hangzhou
Tel Aviv – Yafo
Lisbon
Shenzhen
Karachi
Curitiba
São Paulo
Singapore
Tokyo
Heidelberg
Warsaw
Salvador
Seattle
Yokohama
Athens
Dhaka (North & South)
London
Stockholm
Hanoi
Sydney
Bangkok
Melbourne
Ekurhuleni
Guadalajara
Houston
Rome
Lagos
Accra
Oslo
Santiago
Mumbai
Hangzhou
Tel Aviv – Yafo
Lisbon
Shenzhen
Karachi
Curitiba
São Paulo
Singapore
Tokyo
Heidelberg
Warsaw
Salvador
Seattle
Yokohama
Athens
Dhaka (North & South)
London
Stockholm
Hanoi
Sydney
Bangkok
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.