Strategaeth ansawdd aer genedlaethol bresennol Llywodraeth Cymru,Cynllun Aer Glân Cymru: Aer Iach, Cymru Iach, ei chyhoeddi yn 2020. Mae'n nodi camau gweithredu eang i wella ansawdd aer yng Nghymru. Mae Llywodraeth Cymru wedi ymrwymo i ddatblygu mwy o dystiolaeth ansawdd aer gronynnog ac ychwanegu at wybodaeth bresennol i gefnogi datblygiad polisi a deddfwriaethol yng Nghymru. Mae cyngor y Panel yn cefnogi cyflawni'r gwaith hwn.
The Welsh Government’s current national air quality strategy, the Clean Air Plan for Wales:Healthy Air, Healthy Wales, was published in 2020. It sets out wide-ranging actions to improve air quality in Wales. Welsh Government is committed to developing more granular air quality evidence and supplementing existing information to support policy and legislative development in Wales. The advice of the Panel supports the delivery of this work.