Plus monitoring & controlling the number of all the types of the registered vehicles in Phuket. More investing in public transport is needed & accepting the idea of the pedestrian shopping area.
(Google explaining)
A pedestrian zone, also known as a car-free zone, is an area within a city or town that is exclusively reserved for pedestrians. In these zones, most or all automobile traffic is prohibited, allowing for improved safety, air quality, and livability of public spaces.