Mapping the yearly extent of surface coal mining in Central Appalachia using Landsat and Google Earth Engine Pericak, Andrew A. ; Thomas, Christian J. ; Kroodsma, David A. ; Wasson, Matthew F. ; Ross, Matthew R. V. ; Clinton, Nicholas E. ; Campagna, David J. ; Franklin, Yolandita ; Bernhardt, Emily S. ; Amos, John F. Abstract Publication: PLoS ONE Pub Date: July 2018 DOI: 10.1371/journal.pone.0197758 Bibcode: 2018PLoSO..1397758P