Separately, tourism is a key strategic sector that has important benefits for national and regional development in both Ireland and Wales, including providing significant employment.
Ar wahân i hynny, mae twristiaeth yn sector strategol allweddol sydd â manteision pwysig ar gyfer datblygu cenedlaethol a rhanbarthol yng Nghymru ac Iwerddon, gan gynnwys darparu cyflogaeth sylweddol.