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