C40 is a global network of mayors of the world’s leading cities that are united in action to confront the climate crisis.

Beijing Guadalajara Yokohama Salvador Lisbon Dhaka (North & South) Seattle Los Angeles Karachi Melbourne Portland Delhi NCT Rio de Janeiro Ekurhuleni Wuhan Chennai Guangzhou Warsaw Shanghai Miami Vancouver Ho Chi Minh City Istanbul Tokyo Dalian New York City Addis Ababa Curitiba Paris Dar es Salaam Austin Nanjing Boston Beijing Guadalajara Yokohama Salvador Lisbon Dhaka (North & South) Seattle Los Angeles Karachi Melbourne Portland Delhi NCT Rio de Janeiro Ekurhuleni Wuhan Chennai Guangzhou Warsaw Shanghai Miami Vancouver Ho Chi Minh City Istanbul Tokyo Dalian New York City Addis Ababa Curitiba Paris Dar es Salaam Austin Nanjing Boston

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