In addition, we have considered the progress since the Clean Air Plan was published and produced an update report on progress against the actions we set out to achieve.
Yn ogystal, rydym wedi ystyried hynt y gwaith ers cyhoeddi'r Cynllun Aer Glân ac wedi llunio adroddiad diweddaru am y gwaith a wnaed ar y camau gweithredu.