Backtracing of marine litter and microplastic from OSPAR beaches in the North Atlantic

Johannes Röhrs1, Knut-Frode Dagestad2, Cecilie Mauritzen1, Kjersti Opstad Strand2, Bjørn Einar Grøsvik3 and Leticia Antunes Nogueira4, (1)Norwegian Meteorological Institute, Oslo, Norway, (2)Norwegian Meteorological Institute, Bergen, Norway, (3)Institute of Marine Research Bergen, Bergen, Norway, (4)Nordland Research Institute, Bodø, Norway