Extended Data Fig. 5: Detail of longitudinal fractures at the Petermann estuary.
From: Development of ice-shelf estuaries promotes fractures and calving
WorldView imagery at the Petermann estuary from which fractures were digitized (Fig. 2a). Red boxes show location of detail views. Fractures are identified as dark linear features along the bottom of the channel. Images collected on 14 July 2014; 17 July 2015; 15 July 2016; and 25 July 2017. Credit: (2014, 2015, 2016, 2017) DigitalGlobe Inc.