Slide 1Figure 10.1 Time scale and tempo of early animal evolution: the key metazoan groups are shown with the putative age of their last common ancestor, together with an…
Slide 1 Lecture 12: Global Redox Balance/Causes of the rise of O 2 Abiol 574 Global redox balance Causes of the Great Oxidation Event Slide 2 Dick Holland (1927-2012) Dick…
Earthâs climate history Cenozoic cooling CaCO3 is taken up by marine organisms Coccolithophorid Foraminifer ... as is SiO2 Diatom (SiO2) (50microns) Radiolarian (SiO2) (50…