Variable export fluxes and efficiencies for calcite, opal, and organic carbon in the Atlantic Ocean: a ballast effect in action?

Thomalla, S.J.; Poulton, A.J.; Sanders, R.; Turnewitsch, R.; Holligan, P.M.; Lucas, M.I. 2008 Variable export fluxes and efficiencies for calcite, opal, and organic carbon in the Atlantic Ocean: a ballast effect in action? Global Biogeochemical Cycles, 22 (1). GB1010-10pp. https://doi.org/10.1029/2007GB002982