The study, "Biogeographic responses in marine plankton functional groups to Cenozoic climatic and environmental ... "Considering three billion people live in the tropics, this is not great news.

3 min read At the dawn of the Paleogene—the beginning of the Cenozoic era—dinosaurs, pterosaurs, and giant marine reptiles were conspicuously absent from the face of the Earth. Rodent-size ...

Primates are smart, flexible, and adaptive creatures. How have they responded to changes in climate over millions of years? Climate is the major factor that determines where a species can and ...