"Coasts." . . "Islands." . . "Geological surveys." . . . . . . . . . . . . . . . . "Detecting small-scale topographic changes and relict geomorphic features on barrier islands using SAR annual report, year 2, NASA grant no. NAG 5-2954"@en . . . . . . . . . . . . . "Erosion." . . "Detection." . . "Synthetic aperture radar." . . "Topography." . . "Geomorphology." . . . .