Siem Reap is the second largest city and the most popular tourist destination in Cambodia and is home to the World Heritage Site of Angkor Wat. Increasing tourist numbers (pre-COVID-19) have generated negative environmental impacts including greenhouse gas (GHG) emissions and traffic congestion. As a result, there is now a need to consider introducing a range of mitigation measures which include sustainable and smart transport systems such as electric public buses.

This study assesses the technical, environmental, and financial feasibility of introducing three new bus lines as a pilot project using low carbon vehicles. These three pilot bus lines, as suggested by Department of Urban Public Transport of the Cambodian Ministry of Public Works and Transport.