Quaternary period


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Related to Quaternary period: Tertiary period, Neogene Period

Quaternary period

the last two million years of the Cenozoic Era, from 2 million years BP (the end of the Tertiary) to the present time. During this period the increase in the human population has had significant effect on the populations of both other animals and plants.
References in periodicals archive ?
1 mm/yr) followed by the Quaternary period of a relatively rapid cooling rate (ca.
It is the closest descendent of the species that lived in this region in the Quaternary Period of the Cenozoic Era.
The chronological chapters begin with the Cryogenian Period, slow down for details at the Triassic and Jurassic, then continue through the Quaternary Period before slowing again to a human time scale.
It is given generally in relative terms referring to different stages of the Quaternary period (e.
An exhaustive and methodical sampling of groundwater from the Arizona sandstone aquifers shows significant changes in noble gas infusion rates and concentration (particularly neon) at key times in Earth's quaternary period (as far back as 40,000 years ago).
As the annual conference was held for the first time in the Baltic region (Vilnius, Lithuania to be specific), which experienced substantial glaciation during the Quaternary period, leaving distinctive geomorphological features, the conference theme was chosen to be "History of Quaternary Geology and Geomorphology.
Fossils of terrestrial animals alongside palynological records have confirmed the existence of large Neotropical savannas during the Quaternary period (Ranzi, 2000; Van der Hammen and Hooghiemstra, 2000).
The Quaternary period encompasses the last 2 million years.