It had smaller population around 2 million
Stratigraphic dating (Stratigraphy) is the dating method that uses the principle that undisturbed underlying geologic deposits are older than overlying geologic deposits.
Stratigraphic dating (stratigraphy) is a subject field concerned with the outline of rock successions and their interpretation in terms of a general continuance.
It provides a basis for historical geology, and its principles and methods have found application in such fields as economic geology and archaeology.
Stratigraphic dating (stratigraphy) is a geology that deals with the origin, composition, and succession of strata and therefore the arrangement of strata.
Stratigraphic dating (stratigraphy) is that the important field to know the geological history and form the premise for classification of rocks into distinct units which will be easily mapped.
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When an object turns around an internal axis (like the Earth turns around its axis) it is called a rotation. When an object circles an external axis (like the Earth circles the sun) it is called a revolution. rotation revolution axis spin orbit.
I think it's the outback?