vallée (1) sédiment (1) sable (1) fleuve (1) région (1) oxygène (1) océan (1) karst (1) isotope (1) érosion (1) âge (1) argile (1) Pays de la Loire (1) Dynamics (1) Serge (1) Rates (1) Watersheds (1) Valleys (1) Theater (1) Sand (1) Rivers (1) Oxygen (1) Ocean (1) Novelle (1) Karst (1) Erosion (1) Elbow (1) Orient (1) Dynamics (1) Drama (1)