Eolian Sources of Iron in Marine Systems are Due To

Question

Eolian sources of iron in marine systems are due to. A) precipitation of Fe³⁺ by OH^- or PO4^3-. B) phytoplankton consumers. C) iron-oxidizing bacteria. D) wind-borne dust from dry land. E) reduction of Fe3+ by anaerobic respiration.

Accepted Answer

Eolian sources of iron in marine systems are due to wind-borne dust from dry land. This can be seen particularly in regions like the Southern Ocean where iron fertilization from dust promotes phytoplankton growth.