The Quaternary Period /kwəˈtɜrnəri/ is the most recent of the three periods of the Cenozoic Era in the geologic time scale of the ICS. It follows the Neogene Period and spans from 2.588 ± 0.005 million years ago to the present. Traditionally it was preceded by Tertiary which is no longer recognized as a formal geological unit but is still in colloquial use.This relatively short geological period is characterized by a series of glaciations and by the appearance and expansion of anatomically modern humans. Also of note, all objects that are suitable for carbon dating are enclosed in this period. The Quaternary includes two geologic epochs: the Pleistocene and Holocene.
Posts about Quaternary
  • How To Run PPC Accounts in the Cutthroat Healthcare Vertical

    …-reaching. Just shooting off the cuff, the term Healthcare can be more finely carved into the follow: Primary care Secondary care Tertiary care Quaternary care Primary care encompasses both ambulatory care and urgent care, while secondary care houses the segments like cardiology, urology and dermatology. These can be drilled down ever further…

    Kevin Klein/ PPC Hero- 5 readers -
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