Acknowledgements

ArcticDEM: DEMs are provided by the Polar Geospatial Center under NSF-OPP awards 1043681, 1559691, and 1542736.

REMA: DEMs are provided by the Byrd Polar and Climate Research Center and the Polar Geospatial Center under NSF-OPP awards 1543501, 1810976, 1542736, 1559691, 1043681, 1541332, 0753663, 1548562, 1238993 and NASA award NNX10AN61G. Computer time provided through a Blue Waters Innovation Initiative. DEMs produced using data from Maxar.