English Wikipedia - The Free Encycl...
הורד מילון זה
Geologic time scale
The geological time scale (GTS) is a system of chronological measurement that relates stratigraphy to time, and is used by geologistspaleontologists, and other Earth scientists to describe the timing and relationships between events that have occurred throughout Earth’s history. The table of geologic time spans presented here agrees with the nomenclature, dates and standard color codes set forth by the International Commission on Stratigraphy.

See more at Wikipedia.org...


© This article uses material from Wikipedia® and is licensed under the GNU Free Documentation License and under the Creative Commons Attribution-ShareAlike License