Last updated: 23 Nov 2020 | Recent visits: 17 E MIS EMIS - MODIS-AQUA Monthly climatology absorption coefficient due to phytoplankton at 443nm (4km) in m^-1 Absorption Coefficient of Phytoplankton at 443nm (aph in m^-1 at 4km resolution): The absorption coefficient aph represents the fraction of incident light absorbed by phytoplankton organisms. It is an index of variability of the phytoplankton biomass in marine... WEB DWN GEO