1. Department of Geophysics, Colorado School of Mines, Green Center, Golden, CO
2. ISTerre, CNRS, UMR CNRS 5275, Université de Savoie, Le Bourget du Lac; France
3. EA 4592, Institut Polytechnique de Bordeaux, 1 allée Daguin, Pessac; France
4. Department of Geophysics, Colorado School of Mines, Green Center, Golden, CO.
5. Morphodynamique Continentale et Côtière, M2C, UMR CNRS 6143, Université de Rouen, Mont Saint Aignan; France
6. Department of Civil & Environmental Engineering, Colorado School of Mines, Golden, CO