Quantifying the contribution of subsurface sediment sources using spectrocolorimetry: A case study in coastal catchments exposed to Fukushima radioactive fallout, Japan


Olivier Evrard1, Roxanne Durand2, Virginie Sellier2, Yuichi Onda3 and Irène Lefèvre2, (1)CEA Commissariat à l'Energie Atomique Saclay, Gif-Sur-Yvette Cedex, France, (2)LSCE Laboratoire des Sciences du Climat et de l'Environnement, Gif-Sur-Yvette Cedex, France, (3)University of Tsukuba, Center for Research in Radiation, Isotopes and Earth System Sciences, Tsukuba, Japan