52% of respondents said they were unsure about returning to using public transport after COVID-19 travel restrictions have been fully removed.
Dywedodd 52% o’r ymatebwyr eu bod yn ansicr ynghylch dychwelyd i ddefnyddio trafnidiaeth gyhoeddus ar ôl i gyfyngiadau teithio Covid-19 gael eu dileu’n llwyr.