The limited and localized flow of fresh groundwater to the world’s oceans

Thomas P Gleeson, University of Victoria, Victoria, BC, Canada, Elco Luijendijk, University of Göttingen, Structural Geology and Geodynamics, Göttingen, Germany and Nils Moosdorf, Leibniz Center for Tropical Marine Ecology, Biogeochemistry / Geology, Bremen, Germany