Potentiality of co-benefits for public transport at cities of different grades in Vietnam namely Ho Chi Minh city (special city), Da Nang (centrally-run grade I city) and Vinh (grade I city under the province) in 2013 was studied. Taxis in Da Nang and Vinh, and buses in Ho Chi Minh City were selected for the study. | Co-benefits of climate change mitigation for public transport in different cities of Vietnam