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

Jakarta Paris Tokyo Washington, DC Santiago Hong Kong Montréal Dalian Athens Delhi NCT Guangzhou Rotterdam Mexico City Lagos Wuhan Ho Chi Minh City Addis Ababa Chicago Vancouver Quito Los Angeles Nairobi Bangkok Barcelona Seattle Dar es Salaam Berlin Phoenix Madrid Mumbai Dubai Houston London Jakarta Paris Tokyo Washington, DC Santiago Hong Kong Montréal Dalian Athens Delhi NCT Guangzhou Rotterdam Mexico City Lagos Wuhan Ho Chi Minh City Addis Ababa Chicago Vancouver Quito Los Angeles Nairobi Bangkok Barcelona Seattle Dar es Salaam Berlin Phoenix Madrid Mumbai Dubai Houston London

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