coccolithophores, or
Diatoms or
Zooplankton or
Dinoflagellates
Diatoms or
Zooplankton or
Dinoflagellates
-
Coccolithophores can be used to determine past sea temperatures.
I believe diatoms have also been used but I'm 100% on the first one.
I believe diatoms have also been used but I'm 100% on the first one.