Roedd yr uwchgynhadledd yn cynnwys Gweinidogion Llywodraeth Cymru, Arweinydd Rhondda Cynon Taf a hefyd cynrychiolwyr o lywodraeth leol, yr Awdurdod Glo a Chyfoeth Naturiol Cymru, i roi sylw i’r tomenni glo gwastraff sy’n parhau fel gwaddol hanes diwydiannol Cymru fel allforiwr glo mwyaf y byd.
The summit brought together Welsh Government ministers, Rhondda Cynon Taff Leader Andrew Morgan, as well as representatives from local government, the Coal Authority and Natural Resources Wales, to address the waste coal heaps that remain as a legacy of Wales’ industrial history as the world’s biggest coal exporter.