Figure F5. Summary of major geochemical, tectonic, sea level, and plankton evolutionary events associated with mid-Cretaceous oceanic anoxic events (OAEs) (from Leckie et al., 2002). VPDB = Vienna Peedee belemnite.

Figure F5. Summary of major geochemical, tectonic, sea level, and plankton evolutionary events associated with mid-Cretaceous oceanic anoxic events (OAEs) (from Leckie et al., 2002). VPDB = Vienna Peedee belemnite.