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