monitor the condition of all historic features for signs of disturbance due to erosion, overgrazing, supplementary feeding, etc.
monitrwch gyflwr yr holl nodweddion hanesyddol i weld a oes arwyddion o aflonyddu arnyn nhw oherwydd erydu, gorbori, bwydo atodol ac ati a chymryd camau i’w hunioni a rhoi amser i’r tir ymadfer