Simon Driscoll¹, Alberto Carrassi², Julien Brajard³, Laurent Bertino³, Einar Olason³, Marc Bocquet⁴ and Amos Lawless⁵, (1)University of Cambridge, Department of Applied Mathematics and Theoretical Physics, Cambridge, United Kingdom, (2)University of Bologna, Department of Physics and Astronomy "Augusto Righi", Bologna, Italy, (3)Nansen Environmental and Remote Sensing Center, Bergen, Norway, (4)Ecole des ponts ParisTech, Paris, France, (5)University of Reading, Department of Mathematics and Statistics, Reading, United Kingdom