Origin and Reactivity of Organic Matter in River Deltas: the Use of Dual Isotopic Composition of Carbon (∂<sup>13</sup>C and Δ<sup>14</sup>C) in Sediments and Porewaters off the Rhône River

Rabouille, Christophe

Origin and Reactivity of Organic Matter in River Deltas: the Use of Dual Isotopic Composition of Carbon (∂¹³C and Δ¹⁴C) in Sediments and Porewaters off the Rhône River

Christophe Rabouille¹, Jean-Pascal Dumoulin², Yoann Copard³, Bruno Bombled¹ and Lucille Beck⁴, (1)LSCE Laboratoire des Sciences du Climat et de l'Environnement, UMR CEA-CNRS-UVSQ-UPSaclay et IPSL, Gif-Sur-Yvette Cedex, France, (2)LMC14, Gif Sur Yvette Cedex, France, (3)Université Rouen Normandie, Rouen, France, (4)LMC14, Gif sur Yvette, France

Origin and Reactivity of Organic Matter in River Deltas: the Use of Dual Isotopic Composition of Carbon (∂13C and Δ14C) in Sediments and Porewaters off the Rhône River

Origin and Reactivity of Organic Matter in River Deltas: the Use of Dual Isotopic Composition of Carbon (∂¹³C and Δ¹⁴C) in Sediments and Porewaters off the Rhône River