The report analyses the results from the 2006-based population projections for the three National Parks in Wales: the Brecon Beacons, the Pembrokeshire Coast, and Snowdonia.
Mae'r adroddiad yn dadansoddi canlyniadau amcanestyniadau poblogaeth sail-2006 ar gyfer y tri Pharc Cenedlaethol yng Nghymru: Bannau Brycheiniog, Arfordir Penfro, ac Eryri.