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